3 years ago

What it is the surface area of a perfect square pyrimaid when the slant height is 1 and the base width is 3?

Mathematics

1 answer:

balu736 [363]3 years ago

7 0

Answer:

Step-by-step explanation:

The base would be 3*3, as it's a square. There are 4 triangles, and the area of each triangle is 1*3/2=1.5. 1.5*4+9=15.

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