Sine and Cosine functions animation

This animation helps explain the geometric interpretation of the sine and cosine functions.

Edit and compile if you like:

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% Sine and Cosine functions animation
%
% Author:
% Efraín Soto Apolinar.
% http://www.aprendematematicas.org/
% 
% This animation helps explain the 
% geometric interpretation of the 
% sine and cosine functions.
%
\documentclass[spanish,10pt]{beamer}
\usepackage[ansinew]{inputenc} % Language = Spanish
%
\usepackage{color}
\usepackage{tikz}
\usepackage{hyperref}
\hypersetup{pdfpagemode=FullScreen}
\usepackage{ifthen}
\usepackage{animate}
%
\usetheme{Warsaw} 
\usecolortheme{whale}
%
%
%
\newcounter{angle}
\setcounter{angle}{0}
%
\begin{document}
%
%
%
\begin{frame}[fragile]{Sine and Cosine functions}
\begin{center}
\begin{animateinline}[loop, poster = first, controls]{30}
%
\whiledo{\theangle<359}{
 
 
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