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Cavalieri's Principle Worksheet

Explore Cavalieri's Principle with examples and problems involving volumes of solids.

Grade 9 Math GeometryCavalieri's Principle
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TextMultiple ChoiceFill in the BlanksTrue / FalseShort AnswerCustom

Standards

CCSS.MATH.CONTENT.HSG.GMD.A.2

Topics

Cavalieri's PrincipleGeometryVolumeSolids
8 sections · Free to use · Printable
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Cavalieri's Principle Worksheet

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Read each question carefully and answer to the best of your ability. Show all your work for short answer questions.

Cavalieri's Principle states that if two solids have the same height and the same cross-sectional area at every level, then they have the same volume. This principle is a powerful tool for understanding and calculating volumes of various shapes.

1. Which of the following is a key condition for Cavalieri's Principle to apply?

a

The solids must be identical in shape.

b

The solids must have the same height and cross-sectional area at every level.

c

The solids must be made of the same material.

d

The solids must have at least one flat face.

2. If a stack of identical coins is pushed so that it forms an oblique cylinder, how does its volume compare to the original right cylinder?

a

The volume decreases.

b

The volume increases.

c

The volume remains the same.

d

The volume cannot be determined.

3. Cavalieri's Principle is often used to find the volume of a solid by comparing it to a solid with a known  .

4. For Cavalieri's Principle to apply, two solids must have the same   and the same   at every level.

5. Two pyramids with the same base area and the same height will always have the same volume, regardless of their slant.

T

True

F

False

6. Explain how Cavalieri's Principle can be used to demonstrate that the volume of an oblique cylinder is the same as the volume of a right cylinder with the same base area and height.

7. Consider two solids. Solid A is a right circular cylinder with a radius of 5 cm and a height of 10 cm. Solid B is an oblique circular cylinder with the same base radius and height. Use Cavalieri's Principle to find the volume of Solid B.

h = 10 cm r = 5 cm