3. A scale model of a building has a hei of the building is 240 feet. Which scale the building? F. 1 inch \( : 8 \) feet G. 1 inch \( : 9 \) feet H. 1 inch \( : 15 \) feet

Exercice 3 : Marquer des angles Trace un quadrilatère \( A B C D ; \) ses deux diagonales se coupent en I. Sur la figure: a. Marque l'angle \( \widehat{A B D} \) en rouge b. Marque l'angle \( \widehat{B I C} \) en vert c. Marque l'angle \( \widehat{A I D} \) en bleue

7. För vektorerna \( \vec{u}, \vec{v} \) och \( \vec{w} \) gäller följande: \( \begin{array}{l}\vec{u}=(2,3) \\ \vec{v}=(1,2) \\ \vec{w}=\vec{u}+\vec{v}\end{array} \) a) Skriv \( \vec{w} \) i koordinatform. b) Bestäm \( |\vec{w}| \)

49. La pista circolare di un circo equestre ha il raggio di 15 m . Se durante un'esibizione un cavallo la percorre interamente per 12 volte, quanti kilometri percorre in tutto quel cavallo?

\begin{tabular}{|l|}\hline Determine whether the side lengths could form a tr \\ \hline 22. \( 5 \mathrm{ft}, 2 \mathrm{ft}, 10 \mathrm{ft} \) \\ \hline 24. \( 15 \mathrm{~m}, 50 \mathrm{~m}, 37 \mathrm{~m} \) \\ \hline\end{tabular}

\begin{tabular}{|l|l|}\hline Given the measures of two sides of a triangle, find the range of \( \mathbf{v} \) \\ \hline 26. \( 3 \mathrm{~km}, 48 \mathrm{~km} \) & \( 27.11 \mathrm{ft}, 24 \mathrm{ft} \) \\ & \end{tabular}