Answer:
166 centimetres squared
Step-by-step explanation:
First surface = 5x4 = 20
First Surface x 2 (because there are two) = 40
Second Surface = 5x7 = 35
Second Surface x 2 (because there are two) = 70
Third Surface = 7x4 = 28
Third Surface x 2 (because there are two) = 56
56 + 40 + 70 = 166
Hope that helped!!! k