Respuesta :

Answer:

b 43.5 cm^2

Step-by-step explanation:

The area of a trapezoid is found by using the formula

A = 1/2 (b1+b2) h

where b1 and b2 are the lengths of the bases

A = 1/2(13 +16) *3

A = 1/2 (29)*3

A = 43.5 cm^2