find the surface area of thw figure below.
A. 261 cm
B. 270 cm
C. 441 cm
D. 810 cm

Step-by-step explanation:
Area = 1/2 x b x h
= 1/2 x 9 x 10
= 45 cm ^2
As it has 6 faces, we multiply the area by 6
45 x 6 = 270 cm^2