Exercices: 1. La capacité d'un réservoir d'essence cylindrique est de 2,5 kl et sa hauteur de
20 m. Quelle est l'aire de sa base ?
Veyl= abx h
= I xr2xh
n=10m=loodm
Ab= ?
V=2,5k1=2500 L=2500ams!

At a point on the ground 50 meters from the foot of a tree, the angle of elevation to the tree is 48°. find the height of the tree to the nearest meter.

Line cd passes through points c(1, 3) and d(4, –3). if the equation of the line is written in slope-intercept form, y = mx + b, what is the value of b? –5 –2 1 5

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil