\documentclass[12pt]{classPres}
%\usepackage{tkz-fct}

\author{}
\title{}
\date{}

\begin{document}
\begin{frame}{Questions flashs}
    \begin{center}
        \vfill
        Première ST sti2d
        \vfill
        30 secondes par calcul
        \vfill
        \tiny \jobname
    \end{center}
\end{frame}

\begin{frame}{Calcul 1}
    Calculer

    \[
        A = 2i \times i - 4 + 5i + 2i^2
    \]
\end{frame}

\begin{frame}{Calcul 2}
    Calculer

    \[
        B = 5i(6i-4)
    \]
\end{frame}

\begin{frame}{Calcul 3}
    Mesure en \textbf{radian} de l'angle $(\vec{OI}; \vec{OA})$
    \begin{center}
        \begin{tikzpicture}[scale=3]
            \cercleTrigo
            \foreach \x in {0,30,...,360} {
                % dots at each point
                \filldraw[black] (\x:1cm) circle(0.6pt);
            }
            \draw (0,0) -- (120:1) node [above left] {A};
            \draw[->, very thick, red] (0.5,0) arc (0:120:0.5) ; 
        \end{tikzpicture}
    \end{center}
\end{frame}

\begin{frame}{Calcul 4}
    Valeur de $\cos (\dfrac{3\pi}{4})$
    \begin{center}
        \begin{tikzpicture}[scale=3]
            \cercleTrigo
        \end{tikzpicture}
    \end{center}
\end{frame}

\begin{frame}{Calcul 5}
    Soient
    \[ A (2; 5) \qquad \qquad B(-4; 3) \]
    Calculer les coordonnées du vecteur
    \[
        \vec{AB} = 
    \]
\end{frame}

\begin{frame}{Fin}
    \begin{center}
        On retourne son papier.
    \end{center}
\end{frame}


\end{document}