Question

Teorema de Tales
A) 5-x/x+1 = 6/2
B) 6/3 = 0,5/x

Answer 1

boa noite, irei resolver a A) para vc

5 - x / x + 1 = 6 / 2

multiplicando cruzado..

2.(5 - x) = 6.(x + 1)

10 - 2x = 6x + 6

6x + 2x = 10 - 6

8x = 4

x = 4 / 8

x = 1 / 2