Respuesta :

A = 1/2(b1 +b2) h
Where b1 = 10 in, b2 = 10 + 5 = 15 in and h = 8 in

A = 1/2(10 + 15)(8)
A = 1/2 (25) (8)
A = 100

Answer
A = 100 in^2

Hope it helps.