Question

O comprimento de CE é igual a

Answer 1

Boa tarde

AE/AC = 1/4 

AE/(AE + CE) = 1/4 
4AE = AE + CE
CE = 3AE

AE*CE = BE*DE
AE*CE = 8*6 = 48 
CE*CE/3 = 58
CE*CE = 3*48 = 144

CE = 12 cm (D)