What is the total surface area of the square pyramid whose net is shown?
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Answer:
1,600 sq. inches
Step-by-step explanation:
Area of a triangle:
bh/2
= (20 x 30)/2
= 600/2
= 300
Area of square:
s^2
= 20^2
= 400
Four triangles:
300 x 4
= 1200
Total:
1200 + 400
= 1600