3 years ago

What’s the surface area of the pyramid

1 answer:

4 0

The area of 1 side ( triangle) = 1/2 x 3 x 4 = 6 square inches.

There are 4 triangles.

6 x 4 = 24 square inches.

Area of base = 3 x 3 = 9 square inches.

Total area = 24 + 9 = 33 square inches.

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