Cherchons С
:
.
C)
On considère trois triangles rectangles ayant un angle de 35°
1. À l'aide d'une calculatrice, donner
la valeur approchée des quotients
6,77
suivants.
AC BD SE CG HD TE CG
a)
El DH
-; b)
AG'BH' SI AG BH SE CA' ES' DB
Que constate-t-on ?
2. À l'aide d'une calculatrice donner
une valeur approchée de cos 35º;
sin 35° et tan 35° (appelés cosinus,
sinus et tangente d'un angle de 35°).
4,74
8,264
G
13
1​

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

What is the base of 1/9 to the power of 2

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?