B. Angle 2 and angle seven are actually alternate exterior angles.
It is A for sure lemme know it u need anything else:D
Area of rectange = 5 x 8 = 40
area of green triangle = 1/2(8)(1) = 4
area of yellow triangle = 1/2(4)(8) = 16
area of blue triangle = 40 - (4+16) = 40 - 20 = 20
answer
C. 20