Question

Determine os valores de x nas figuras abaixo:
a) r//s//t
b) a//b//c
c) r//s//t​

Answer 1

Resposta:

teorema de Talles

X/5 = 4/6

6X = 20

X = 20/6

X = 10/3

X/6 = 5/7,5

7,5X = 30

X = 30/7,5

X = 4

X/12 = 9/15

15X= 108

X= 108/15

X= 36/5