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Sarah folds this pattern into a square pyramid. What is the surface area of Sarah's pyramid?

A. 161 sq. Inches
B.224sq.inches
C. 112sq.inches
D.273sq.inches

I need the answer really fast gets a brain list plz

Sarah folds this pattern into a square pyramid. What is the surface area of Sarah-example-1

1 Answer

4 votes
To find the surface area you would need to find the area of all five shapes that create this net. The four triangles are congruent so you really are finding the area of one triangle x 4 and one square. Please see the attached paper for the work.
Sarah folds this pattern into a square pyramid. What is the surface area of Sarah-example-1
User Ohmusama
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