99.8k views
2 votes
I need to find the surface area of this

I need to find the surface area of this-example-1

1 Answer

3 votes
Area of the base square = 18 x 18 = 324 m²

Area of the 4 lateral rectangle = 4 x 18 x 40 = 2880 m²

Area of the 4 triangle = 4 x 1/2 x 18 x 13 = 468 m²

Total Area = 324 + 2880 + 468 = 3672 m²

Answer: 3672 m²
User Jason Barker
by
5.8k points