diff --git a/TST_sti2d/Questions Flash/P1/QF_20_09_28-1.pdf b/TST_sti2d/Questions Flash/P1/QF_20_09_28-1.pdf
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diff --git a/TST_sti2d/Questions Flash/P1/QF_20_09_28-1.tex b/TST_sti2d/Questions Flash/P1/QF_20_09_28-1.tex
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+\documentclass[14pt]{classPres}
+\usepackage{tkz-fct}
+
+\author{}
+\title{}
+\date{}
+
+\begin{document}
+\begin{frame}{Questions flashs}
+    \begin{center}
+        \vfill
+        Terminale ST \\ Spé sti2d
+        \vfill
+        30 secondes par calcul
+        \vfill
+        \tiny \jobname
+    \end{center}
+\end{frame}
+
+\begin{frame}{Calcul 1}
+    Calculer la quantité suivante
+
+    \[
+        \int_0^1 0.5x + 1 \; dx = 
+    \]
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    \vfill
+    Soit $z = 4i - 1$, calculer
+    \vfill
+    \[
+        z^2 = 
+        \]
+    \vfill
+\end{frame}
+
+\begin{frame}{Calcul 3}
+    \vfill
+    Quelle est la valeur de $\cos(\vec{OI};\vec{OA})$?
+    \vfill
+    \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 (60:1)  node [above right] {A}; 
+            \draw (0,0) -- (60:1);
+            \draw[->, very thick, red] (0.5,0) arc (0:60:0.5) ; 
+        \end{tikzpicture}
+    \end{center}
+    \vfill
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}
diff --git a/TST_sti2d/Questions Flash/P1/QF_20_09_28-2.pdf b/TST_sti2d/Questions Flash/P1/QF_20_09_28-2.pdf
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diff --git a/TST_sti2d/Questions Flash/P1/QF_20_09_28-2.tex b/TST_sti2d/Questions Flash/P1/QF_20_09_28-2.tex
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--- /dev/null
+++ b/TST_sti2d/Questions Flash/P1/QF_20_09_28-2.tex	
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+\documentclass[14pt]{classPres}
+\usepackage{tkz-fct}
+
+\author{}
+\title{}
+\date{}
+
+\begin{document}
+\begin{frame}{Questions flashs}
+    \begin{center}
+        \vfill
+        Terminale ST \\ Spé sti2d
+        \vfill
+        30 secondes par calcul
+        \vfill
+        \tiny \jobname
+    \end{center}
+\end{frame}
+
+\begin{frame}{Calcul 1}
+    Soit $z(t) = 0.5t^3 - 2t + 1$, calculer
+
+    \[
+        \frac{dz}{dt} = 
+    \]
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    \vfill
+    Soit $z = -2i - 3$, calculer
+    \vfill
+    \[
+        z^2 = 
+    \]
+    \vfill
+\end{frame}
+
+\begin{frame}{Calcul 3}
+    \vfill
+    Quelle est la valeur de $\cos(\vec{OI};\vec{OA})$?
+    \vfill
+    \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 (30:1)  node [above right] {A}; 
+            \draw (0,0) -- (30:1);
+            \draw[->, very thick, red] (0.5,0) arc (0:30:0.5) ; 
+        \end{tikzpicture}
+    \end{center}
+    \vfill
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}