Question

Directions: Find the volume of each figure. Round to the nearest tenth if necessary.

Answer 1

Answer:

Step-by-step explanation:

square-based pyramid:

volume V = (⅓)b²h

    = (⅓)7²·16  

    ≅ 261.3 ft³

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Can't help with question 3. I haven't learned triangle-based pyramids.

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cone:

volume V = ⅓πr²h

              = ⅓π17²·20

              = 6052.8 yd³

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can't help with question 7. Never did this kind of pyramid.