Respuesta :

Answer:

C. 100 cm

Step-by-step explanation:

Find the area of the rectangle, then find the area of the triangle and subtract.

Answer:

Option C, 100

Step-by-step explanation:

Area for trapezoid:  A = (a + b )/2 * h

A = (6 + 14)/2 * 10

A = (20)/2 * 10

A = 100

Answer:  Option C, 100