AnswersEHS New Credit Topics in GeometryVolume of Pyramids

Cavalieri's Principle and Volume of Composite Figures Answers

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What is the cross-sectional area of the shaded ring?

A
πb2 – πr2, or π(b2 – r2)
B
πb2 + πr2, or π(b2 + r2)
C
πr2 – πb2, or π(r2 – b2)
D
πr2 + πb2, or 2π(r2 + b2)
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Complete the steps to determine the volume of space in the cylinder that is not being taken up by the sphere.

Answers:
Calculate the volume of the cylinder to the nearest tenth. V = cm3:76.4
Calculate the volume of the sphere to the nearest tenth. V = cm3:51.0
Determine the of the volumes to find the leftover space. The volume of space in the cylinder that is not being taken up by the sphere is about cm3.:difference
Determine the of the volumes to find the leftover space. The volume of space in the cylinder that is not being taken up by the sphere is about cm3.:25.4
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22.2✔ 51.066.5

A
22.2
B
✔ 51.0
C
66.5
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✔ differenceproductsum

A
✔ difference
B
product
C
sum
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✔ 25.428.334.4

A
✔ 25.4
B
28.3
C
34.4

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