Question

Sabendo que area do trapezio adcb mede 60 cm quadrado, determine as medidas das bases ab e cd.

Answer 1

A = (B + b)*h/2
B = 14 cm, b = 10 cm, h = 5 cm
A = ( 14 + 10 ) * 5 / 2
A = 24 * 5 / 2
A = 120 / 2
A = 60 cm²

ab = 14 cm
cd = 10 cm