Question

Find the surface area of the space figure represented by the net.

90 cm2

69 cm2

75 cm2

96 cm2

Answer 1

SA = 3(7) + 3(7) + 6(7) + 1/2(2)(6) + 1/2(2)(6)
SA = 21 + 21 + 42 + 6 + 6
SA = 42 + 42 + 12
SA = 84 + 12
SA = 96 cm^2