%
%	gbb60166@gmail.com	https://unilab.gbb60166.jp/prekou/prekou.htm
%
% aspectratio= は 1610, 169, 149, 54, 32 の中から選べる（省略時は 43）
% C:\texlive\2024\texmf-dist\tex\latex\beamer\beamer.cls
%\documentclass[20pt,dvipdfmx,usepdftitle=false,hyperref={pdfpagemode=FullScreen},aspectratio=169]{beamer}
%\documentclass[20pt,dvipdfmx,usepdftitle=false,hyperref={pdfstartview={XYZ null null 8.00}},aspectratio=169]{beamer}
\documentclass[20pt,dvipdfmx,usepdftitle=false,aspectratio=169]{beamer}
% pdfの栞の字化けを防ぐ
%\AtBeginDvi{\special{pdf:tounicode EUC-UCS2}}
% テーマ
\usetheme{Copenhagen}
% navi. symbolsは目立たないが，dvipdfmxを使うと機能しないので非表示に
\setbeamertemplate{navigation symbols}{} 
\usepackage{bxdpx-beamer,pxjahyper,minijs}
%\usepackage{graphicx}
%\usepackage{tkokugo,furikana,tsayusen,shiika,sfkanbun,jdkintou,plext}
\usepackage{type1cm}
\usepackage[deluxe]{otf}
%\usepackage{tikzsymbols}
%\usepackage[dvipdfmx]{graphicx}%
\def\pgfsysdriver{pgfsys-dvipdfmx.def}%（graphicxパッケージを使用しない場合はこの行を有効に）
%\def\pgfsysdriver{pgfsys-dvips.def}%デフォルト
%\usepackage[e]{esvect}
\usepackage{tikz}%（これで、pgfとpgfforが読み込まれます。）
%\usepackage{tikz-3dplot}
\usetikzlibrary{calc,arrows.meta,decorations.markings}
%\usetikzlibrary{patterns,angles,intersections,backgrounds}
%\usepackage{animate}
%\usepackage{pgfplots}
%\pgfplotsset{compat=newest}
%\pgfplotsset{compat=newest, every axis/.append style={line width=1pt}}
%\PassOptionsToPackage{dvipdfmx}{graphicx}
\nofiles

\hypersetup{% Jul 18 2023
	pdftitle={プレ高数学科（LaTeX Beamer で汎用PDFプレゼンを作る）},
	pdfauthor={gbb60166@gmail.com},
	pdfsubject={https://unilab.gbb60166.jp/prekou/prekou.htm}
	}

% フォントはお好みで
%\usepackage{txfonts}

\mathversion{bold}
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\renewcommand{\kanjifamilydefault}{\gtdefault}
\renewcommand{\kanjiseriesdefault}{bx}
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\setbeamerfont{frametitle}{size=\normalsize,series=\bfseries}
\setbeamertemplate{frametitle}[default][center]
\usefonttheme{professionalfonts}

% 参考にしたURL
% http://windom.phys.hirosaki-u.ac.jp/fswiki/wiki.cgi?page=LaTeX+Beamer%A4%C7%A5%D7%A5%EC%A5%BC%A5%F3%A5%C6%A1%BC%A5%B7%A5%E7%A5%F3

\newcommand{\Slash}[1]{\ooalign{\hfil\kern-3pt／\hfil\crcr$#1$}}
\everymath{\displaystyle}

\newcommand{\maruwaku}[1]{\begin{tikzpicture}[scale=0.7, baseline={([yshift=-22pt] current bounding box.north)}]
\filldraw[color=CUDBlue, line width=1pt, rounded corners=2pt] (-0.1,0)--(2.1,0)--(2.1,1.1)--(-0.1,1.1)--cycle;
\draw(1,0.5) node[white]{#1};
\end{tikzpicture}
}

\setbeamersize{text margin left=5mm,text margin right=5mm}
\fboxrule=0.8pt

\makeatletter
\newcommand{\hooklen}[2]{\settowidth{\@tempdima}{\(#1\)}
%\advance\@tempdima by.3ex
% ↑ 数式モードで式の前後に入るスペースを制御したかったが、
%    難しいのでやめた。段々難解なコードになっているのでやめた方がよい？
\hbox to\@tempdima{\hfil \(#2\)\hfil}}
%■等号付き不等号 by 美文書作成入門
\newcommand{\myleqq}{\mathrel{\mathpalette\gl@align<}}
\newcommand{\mygeqq}{\mathrel{\mathpalette\gl@align>}}
\newcommand{\gl@align}[2]{\lower.6ex\vbox{\baselineskip\z@skip\lineskip\z@
	\ialign{$\m@th#1\hfil##\hfil$\crcr#2\crcr=\crcr}}}
\makeatother

% カラーユニバーサルデザインを調べたつもりだがあまり自信がありません
% http://www.fukushihoken.metro.tokyo.jp/kiban/machizukuri/kanren/color.files/colorudguideline.pdf
% http://jfly.iam.u-tokyo.ac.jp/colorset/

% ■ アクセントカラー小面積を目立たせる高彩度色
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\definecolor{CUDGreen}{RGB}{3,175,122}
\definecolor{CUDBlue}{RGB}{0,90,255}
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\definecolor{CUDMagenta}{RGB}{153,0,153}
\definecolor{CUDYellow}{RGB}{255,241,0}
\definecolor{CUDBrown}{RGB}{128,64,0}

\definecolor{CUDOrange}{RGB}{246,170,0}

% ■ ベースカラー広い面積の塗り分けに用いる低・中彩度色
\definecolor{CUDPink}{RGB}{255,202,191}
\definecolor{CUDBrightGreen}{RGB}{119,217,168}
\definecolor{CUDLime}{RGB}{216,242,85}
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\definecolor{CUDBrightCyan}{RGB}{191,228,255}
%\definecolor{CUD}{RGB}{}%

\setbeamercolor{CUDBrightGreen}{fg=black,bg=CUDBrightGreen!50}
\setbeamercolor{CUDBrightCyan}{fg=black,bg=CUDBrightCyan}
\setbeamercolor{CUDCream}{fg=black,bg=CUDCream!75}

%\setbeamercolor{frametitle}{use=structure,fg=white,bg=structure.fg}
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%\setbeamercolor{palette primary}{bg=CUDCream!75,fg=black!80}

\newcommand{\myfrac}[2]{\mathchoice%■ 修正 Oct 8,2023
	{%\fontsize{20}{20}\selectfont%	\displaystyle
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	{\textstyle{\frac{#1}{#2}}}%	\textstyle
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\begin{document}

\title{プレ高数学科}\author{gbb60166}

%■ 本文と数式モードの間に挿入される空白スペース
%\mathsurround=0pt
%■ \( \log\log \)でlogとlogの間に挿入される細スペース（省略形は \,）
%\thinmuskip=3mu%■default
%■ \( a+b \)で+の前後に挿入される中スペース（省略形は \>）
%\medmuskip=4mu plus 2mu minus 4mu%■default
\medmuskip=1mu plus 1mu minus 1mu
%■ \( x=5 \)で=の前後に挿入される太スペース（省略形は \;）
%\thickmuskip=5mu plus 5mu%■default
\thickmuskip=2mu plus 2mu minus 2mu
% mu は math units の省略で長さの単位

%■■■■■■■■■■■■■　テスト領域　■■■■■■■■■■■■■■


%\end{document}
%■■■■■■■■■■■■■　完成品　■■■■■■■■■■■■■■

\begin{frame}[t]
\frametitle{教科書には、これが書かれているが…}
\bigskip
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\begin{beamercolorbox}[wd=0.9\textwidth, sep=2pt,shadow=true,
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\( \sin\theta=\myfrac{\,y\,}{r}\,,\quad
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	\tan\theta=\myfrac{\,y\,}{x} \)
\end{beamercolorbox}
}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


\begin{frame}[t]
\frametitle{$\sin120^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
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\draw(0.5,0.3) node {$\scriptstyle 120^\circ$};

\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0)
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2)
	node[left] {$y$} coordinate(y axis);

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			{\footnotesize\(x\)軸のマイナス部分};
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	\draw(-1.3,0.8) node {$\sqrt{3}$};
	\draw(-0.4,1) node {$2$};
	}
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-6>{\draw(0,2) node{\( \sin = \myfrac{\text{縦}}{\,\text{斜め}\, } \)};}
\only<7->{\draw(0,2) node{\( \sin120^\circ =\myfrac{\sqrt{3}}{2} \)\ \□答};}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (0,0)
	.. controls (1,0.3) and (2,1) 
	.. (3,2) 
	.. controls (3,0.4) and (3,-0.2) .. (2.4,0);
\draw[->,CUDRed,line width=3pt,line join=round] (0,0)
	.. controls (1,0.3) and (2,1) 
	.. (3,2) 
	.. controls (3,0.5) and (3,-0.1) .. (2.4,0);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\cos120^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--($ (-1,{sqrt(3)}) $)--(-1,0)--cycle;
\fill[CUDRed](0,0)--(-7pt,0) arc (180:120:7pt)--cycle;
\draw(-0.4,0.2) node {$\scriptstyle 60^\circ$};

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	($ (-1,{sqrt(3)}) $)--(0,0)--(-1,0);
	}
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:120:9pt);
\draw(0.5,0.3) node {$\scriptstyle 120^\circ$};
\draw(-1,0)++(0,4pt)--++(4pt,0)--++(0,-4pt);
\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0)
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2)
	node[left] {$y$} coordinate(y axis);

\draw(0,0)--($ (-1,{sqrt(3)}) $)--(-1,0);
\fill[CUDRed]($ (-1,{sqrt(3)}) $) circle (1pt);

\draw(-0.5,-0.2) node {$-1$};
\draw(-1.3,0.8) node {$\sqrt{3}$};
\draw(-0.4,1) node {$2$};

\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \cos = \myfrac{\text{横}}{\,\text{斜め}\, } \)};}
\only<3->{\draw(0,2) node{\( \cos120^\circ =\myfrac{-1}{2} \)\ \□答};}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
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	..controls (1,1.7) and (-0.2,0.5) .. (0,0)
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\draw[->,CUDRed,line width=3pt,line join=round] (3,1.5)
	..controls (1,1.7) and (-0.2,0.5) .. (0,0)
	..controls (0.2,-0.5) and (2,-0.5) .. (3,-0.1);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\tan120^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--($ (-1,{sqrt(3)}) $)--(-1,0)--cycle;
\fill[CUDRed](0,0)--(-7pt,0) arc (180:120:7pt)--cycle;
\draw(-0.4,0.2) node {$\scriptstyle 60^\circ$};

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	(0,0)--(-1,0)--($ (-1,{sqrt(3)}) $);
	}
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:120:9pt);
\draw(0.5,0.3) node {$\scriptstyle 120^\circ$};
\draw(-1,0)++(0,4pt)--++(4pt,0)--++(0,-4pt);
\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0) 
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2) 
	node[left] {$y$} coordinate(y axis);
\draw(0,0)--($ (-1,{sqrt(3)}) $)--(-1,0);
\fill[CUDRed]($ (-1,{sqrt(3)}) $) circle (1pt);

\draw(-0.5,-0.2) node {$-1$};
\draw(-1.3,0.8) node {$\sqrt{3}$};
\draw(-0.4,1) node {$2$};
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \tan= \myfrac{\text{縦}}{\,\text{横}\,} \)};}
\only<3->{\draw(0,2) node{\( \tan120^\circ = \myfrac{\sqrt{3}}{-1} \)};
	\draw(2.8,0) node{\( = -\sqrt{3} \)\ \□答};
	}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (0,-0.2) 
	..controls (1,-0.2) and (3.2,-0.5) .. (3.2,0.3)
	..controls (3.2,0.7) and (3.2,1.5) .. (3.2,2);
\draw[->,CUDRed,line width=3pt,line join=round] (0,-0.2) 
	..controls (1,-0.2) and (3.2,-0.5) .. (3.2,0.3)
	..controls (3.2,0.7) and (3.2,1.5) .. (3.2,2);
\draw[CUDRed,line width=3pt,line join=round] (3.6,-0.2)
	 ..controls (3.1,0) and (3.2,0.2) .. (3.2,1.9);
\draw[CUDRed,line width=3pt] (2.8,1.5)--(3.6,1.5);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\sin135^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--(-1,1)--(-1,0)--cycle;
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:135:9pt);
\draw(0.5,0.3) node {$\scriptstyle 135^\circ$};

\fill[CUDRed](0,0)--(-7pt,0) arc (180:135:7pt)--(0,0);
\draw(-0.5,0.15) node {$\scriptstyle 45^\circ$};
\draw(-1,0)++(0,4pt)--++(4pt,0)--++(0,-4pt);

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	(0,0)--(-1,1)--(-1,0);
	}
\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0) 
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2) 
	node[left] {$y$} coordinate(y axis);

\draw(0,0)--(-1,1)--(-1,0);
\fill[CUDRed](-1,1) circle (1pt);

\draw(-0.5,-0.2) node {$-1$};
\draw(-1.3,0.5) node {$1$};
\draw(-0.4,0.8) node {$\sqrt{2}$};
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \sin = \myfrac{\text{縦}}{\,\text{斜め}\, } \)};}
\only<3->{\draw(0,2) node{\( \sin135^\circ =\myfrac{1}{\sqrt{2}} \)\ \□答};}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (0,0)
	.. controls (1,0.3) and (2,1) 
	.. (3,2) 
	.. controls (3,0.4) and (3,-0.2) .. (2.4,0);
\draw[->,CUDRed,line width=3pt,line join=round] (0,0) 
	.. controls (1,0.3) and (2,1) .. (3,2) 
	.. controls (3,0.5) and (3,-0.1) .. (2.4,0);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\cos135^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--(-1,1)--(-1,0)--cycle;
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:135:9pt);
\draw(0.5,0.3) node {$\scriptstyle 135^\circ$};

\fill[CUDRed](0,0)--(-7pt,0) arc (180:135:7pt)--(0,0);
\draw(-0.5,0.15) node {$\scriptstyle 45^\circ$};
\draw(-1,0)++(0,4pt)--++(4pt,0)--++(0,-4pt);

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	(-1,1)--(0,0)--(-1,0);
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\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0) 
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2) 
	node[left] {$y$} coordinate(y axis);

\draw(0,0)--(-1,1)--(-1,0);
\fill[CUDRed](-1,1) circle (1pt);

\draw(-0.5,-0.2) node {$-1$};
\draw(-1.3,0.5) node {$1$};
\draw(-0.4,0.8) node {$\sqrt{2}$};
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \cos = \myfrac{\text{横}}{\,\text{斜め}\, } \)};}
\only<3->{\draw(0,2) node{\( \cos135^\circ =\myfrac{-1}{\sqrt{2}} \)\□答};}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (3,1.5)
	..controls (1,1.7) and (-0.2,0.5) .. (0,0)
	..controls (0.2,-0.5) and (2,-0.5) .. (3,-0.1);
\draw[->,CUDRed,line width=3pt,line join=round] (3,1.5) 
	..controls (1,1.7) and (-0.2,0.5) .. (0,0)
	..controls (0.2,-0.5) and (2,-0.5) .. (3,-0.1);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\tan135^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--(-1,1)--(-1,0)--cycle;
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:135:9pt);
\draw(0.5,0.3) node {$\scriptstyle 135^\circ$};

\fill[CUDRed](0,0)--(-7pt,0) arc (180:135:7pt) --(0,0);
\draw(-0.5,0.15) node {$\scriptstyle 45^\circ$};
\draw(-1,0)++(0,4pt)--++(4pt,0)--++(0,-4pt);

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	(0,0)--(-1,0)--(-1,1);
	}
\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0) 
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2) 
	node[left] {$y$} coordinate(y axis);

\draw(0,0)--(-1,1)--(-1,0);
\fill[CUDRed](-1,1) circle (1pt);

\draw(-0.5,-0.2) node {$-1$};
\draw(-1.3,0.5) node {$1$};
\draw(-0.4,0.8) node {$\sqrt{2}$};
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \tan= 
	\myfrac{\text{縦}}{\,\text{横}\,} \)};
	}
\only<3->{\draw(0,2) node{\( \tan135^\circ = \myfrac{1}{-1} \)};
	\draw(3,0) node{\( = -1 \)\□答};
	}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (0,-0.2) 
	..controls (1,-0.2) and (3.2,-0.5) .. (3.2,0.3)
	..controls (3.2,0.7) and (3.2,1.5) .. (3.2,2);
\draw[->,CUDRed,line width=3pt,line join=round] (0,-0.2) 
	..controls (1,-0.2) and (3.2,-0.5) .. (3.2,0.3)
	..controls (3.2,0.7) and (3.2,1.5) .. (3.2,2);
\draw[CUDRed,line width=3pt,line join=round] (3.6,-0.2) 
	..controls (3.1,0) and (3.2,0.2) .. (3.2,1.9);
\draw[CUDRed,line width=3pt] (2.8,1.5)--(3.6,1.5);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\sin150^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--($ (-{sqrt(3)},1) $)--($ (-{sqrt(3)},0) $)--cycle;
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:150:9pt);
\draw(0.5,0.3) node {$\scriptstyle 150^\circ$};

\fill[CUDRed](0,0)--(-7pt,0) arc (180:150:7pt) --(0,0);
\draw(-0.6,0.15) node {$\scriptstyle 30^\circ$};
\draw($ (-{sqrt(3)},0) $)++(0,4pt)--++(4pt,0)--++(0,-4pt);

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	(0,0)--($ (-{sqrt(3)},1) $)--($ (-{sqrt(3)},0) $);
	}

\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0) 
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2) 
	node[left] {$y$} coordinate(y axis);

\draw(0,0)--($ (-{sqrt(3)},1) $)--($ (-{sqrt(3)},0) $);
\fill[CUDRed]($ (-{sqrt(3)},1) $) circle (1pt);

\draw(-0.9,-0.2) node {$-\sqrt{3}$};
\draw(-2,0.5) node {$1$};
\draw(-0.8,0.8) node {$2$};
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \sin = \myfrac{\text{縦}}{\,\text{斜め}\, } \)};}
\only<3->{\draw(0,2) node{\( \sin150^\circ =\myfrac{\,1\,}{2} \)\ \□答};}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (0,0)
	.. controls (1,0.3) and (2,1) 
	.. (3,2) 
	.. controls (3,0.4) and (3,-0.2) .. (2.4,0);
\draw[->,CUDRed,line width=3pt,line join=round] (0,0) 
	.. controls (1,0.3) and (2,1) .. (3,2) 
	.. controls (3,0.5) and (3,-0.1) .. (2.4,0);
\end{scope}
\end{tikzpicture}

\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\cos150^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--($ (-{sqrt(3)},1) $)--($ (-{sqrt(3)},0) $)--cycle;
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:150:9pt);
\draw(0.5,0.3) node {$\scriptstyle 150^\circ$};

\fill[CUDRed](0,0)--(-7pt,0) arc (180:150:7pt) --(0,0);
\draw(-0.6,0.15) node {$\scriptstyle 30^\circ$};
\draw($ (-{sqrt(3)},0) $)++(0,4pt)--++(4pt,0)--++(0,-4pt);

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	($ (-{sqrt(3)},1) $)--(0,0)--($ (-{sqrt(3)},0) $);
	}
\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0) 
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2) 
	node[left] {$y$} coordinate(y axis);

\draw(0,0)--($ (-{sqrt(3)},1) $)--($ (-{sqrt(3)},0) $);
\fill[CUDRed]($ (-{sqrt(3)},1) $) circle (1pt);

\draw(-0.9,-0.2) node {$-\sqrt{3}$};
\draw(-2,0.5) node {$1$};
\draw(-0.8,0.8) node {$2$};
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \cos = \myfrac{\text{横}}{\,\text{斜め}\, } \)};
	}
\only<3->{\draw(0,2) node{\( \cos150^\circ =\myfrac{-\sqrt{3}}{2} \)\ \□答};}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (3,1.5)
	..controls (1,1.7) and (-0.2,0.5) .. (0,0)
	..controls (0.2,-0.5) and (2,-0.5) .. (3,-0.1);
\draw[->,CUDRed,line width=3pt,line join=round] (3,1.5) 
	..controls (1,1.7) and (-0.2,0.5) .. (0,0)
	..controls (0.2,-0.5) and (2,-0.5) .. (3,-0.1);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{frame}[t]
\frametitle{$\tan150^\circ$}
\vspace*{-9pt}
\begin{minipage}{0.48\textwidth}
\begin{tikzpicture}[thick,scale=2.5,>=stealth]
\fill[CUDCream!75](0,0)--($ (-{sqrt(3)},1) $)--($ (-{sqrt(3)},0) $)--cycle;
\draw[-{Stealth[length=0.8ex]}](9pt,0) arc (0:150:9pt);
\draw(0.5,0.3) node {$\scriptstyle 150^\circ$};

\fill[CUDRed](0,0)--(-7pt,0) arc (180:150:7pt) --(0,0);
\draw(-0.6,0.15) node {$\scriptstyle 30^\circ$};
\draw($ (-{sqrt(3)},0) $)++(0,4pt)--++(4pt,0)--++(0,-4pt);

\visible<2->{\draw[->,line width=5pt,rounded corners=8pt,CUDBlue]
	(0,0)--($ (-{sqrt(3)},0) $)--($ (-{sqrt(3)},1) $);}

\draw[-{Stealth[length=1ex]}](-2,0)--(0.5,0) 
	node[below right] {$x$} coordinate(x axis);
\draw[-{Stealth[length=1ex]}](0,-0.5)--(0,2) 
	node[left] {$y$} coordinate(y axis);

\draw(0,0)--($ (-{sqrt(3)},1) $)--($ (-{sqrt(3)},0) $);
\fill[CUDRed]($ (-{sqrt(3)},1) $) circle (1pt);

\draw(-0.9,-0.2) node {$-\sqrt{3}$};
\draw(-2,0.5) node {$1$};
\draw(-0.8,0.8) node {$2$};
\end{tikzpicture}
\end{minipage}
\begin{tikzpicture}[rotate=0, scale=1,right,anchor=base west,
	baseline={([yshift=-10ex] current bounding box.north)}]
%\draw[help lines](-0.5,0) grid (6,6.2);
\useasboundingbox(-0.5,0) grid (6,6.2);
\only<1-2>{\draw(0,2) node{\( \tan= \myfrac{\text{縦}}{\,\text{横}\,} \)};}
\only<3->{\draw(0,2) node{\( \tan150^\circ = \myfrac{1}{-\sqrt{3}} \)\ \□答};
	}
\begin{scope}[yshift=12ex,>=stealth, ->-/.style = {decoration={markings,
		mark=between positions 0.4 and 0.6
		step 0.4 with {\arrow{Stealth[length=1.4ex]}}},
              postaction={decorate},draw=red,ultra thin,line join=round}]% 筆記体を書く
\draw[line width=1.5pt,rounded corners=1pt](0.5,0)--(2.5,1.2)--(2.5,0)--cycle;
\draw[line width=1pt](2.3,0.2) rectangle (2.5,0);
\draw[->-,CUDRed,ultra thin,line join=round] (0,-0.2) 
	..controls (1,-0.2) and (3.2,-0.5) .. (3.2,0.3)
	..controls (3.2,0.7) and (3.2,1.5) .. (3.2,2);
\draw[->,CUDRed,line width=3pt,line join=round] (0,-0.2) 
	..controls (1,-0.2) and (3.2,-0.5) .. (3.2,0.3)
	..controls (3.2,0.7) and (3.2,1.5) .. (3.2,2);
\draw[CUDRed,line width=3pt,line join=round] (3.6,-0.2) 
	..controls (3.1,0) and (3.2,0.2) .. (3.2,1.9);
\draw[CUDRed,line width=3pt] (2.8,1.5)--(3.6,1.5);
\end{scope}
\end{tikzpicture}
\end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%



\end{document}


