\( 31^{\circ} \) ) Place sur une droite (d) les points \( A, B, E, D \) tels que : \( A B=5 \mathrm{~cm}, B E=3 \mathrm{~cm}(E \) est à l'extérieur de \( [A B]), A D=4 \mathrm{~cm} \) (D n'est pas entre \( A \) et \( B) \). \( \left.2^{\circ}\right) \) Trace \( C(A, 5 \mathrm{~cm}) \), c'est-à-dire le cercle \( (C) \) de centre \( A \) et de rayon 5 cm . \( \left.3^{\circ}\right) \) Trace les perpendiculaires en \( B, E \) et \( D \) à \( (d) \). Etudie la position de chacune de ces perpendiculaires par rapport à \( (C) \).

Find the equation of the straight line perpendicular to FG that passes through the mid point of \( F G \). Express your answer in the form \( a x+b y+c=0 \), where \( a, b \) and \( c \) are integers. Give your answer in its simplest form.

The cylindrical sleeve shown above was made according to all the specifications on its drawing. However, it is found to be off- center. What type of geometric tolerance might this part fall outside of?Concentricity Cylindricity Straightness Limit Angularity

555. Длина прямоугольника \( 7 \frac{3}{5} \) см. Его периметр равен периме квадрата со стороной 6 см. Найдите ширину прямоуго ника.

What is the formula for calculating the volume of a cone?

7. En cada ítem, estudiar la posición relativa entre las dos rectas dadas y graficar ambas en un mismo sistema de coordenadas cartesianas. a) \( \left\{\begin{array}{l}x=1-5 \lambda \\ y=2+3 \lambda \\ z=-5+\lambda\end{array}\left\{\begin{array}{l}x=1 \\ y=1 \\ z=\mu\end{array}(\lambda, \mu \in \mathbb{R})\right.\right. \) b) \( \left\{\begin{array}{l}x=3+2 \alpha \\ y=1-\alpha \\ z=5\end{array}\left\{\begin{array}{l}x=-1-6 \beta \\ y=3+3 \beta \\ z=5\end{array} \quad(\alpha, \beta \in \mathbb{R})\right.\right. \)