Question

5- raiz 3
5+ raiz 3
Qual e a resposta
A) 28-10 raiz 3
B) 28+ 10 raiz 3
C) 14- 5 raiz 3
D)14+ 10 raiz 3

Answer 1

Resposta:

(10√3)^2 + (L/2)^2 = L^2

1200 + L^2 = 4L^2

L^2 = 400

L = 20.