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Pyramids, Cones, and Spheres

Calculate and interpret pyramids, cones, and spheres.

Lesson 5 of 53 parts Practice Flashcards

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1

Pyramid Volume

Objective: Calculate pyramid volume with appropriate units.

Pyramid volume V=Bh/3.

A pyramid with base area B and height h; volume is one third B h.

Worked examples

Try itPyramid base area 9, height 3: volume?Show answer

9. V=Bh/3.

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1

Pyramid Volume

Objective: Calculate pyramid volume with appropriate units.

Pyramid volume V=Bh/3.

A pyramid with base area B and height h; volume is one third B h.

Worked examples

Try itPyramid base area 9, height 3: volume?Show answer

9. V=Bh/3.

2

Cone Volume

Objective: Calculate cone volume with appropriate units.

Cone volume V=πr²h/3.

A cone with radius r and height h; volume is one third pi r squared h.

Worked examples

Try itCone radius 3, height 3: volume in π units?Show answer

9π. V=πr²h/3.

3

Sphere Volume

Objective: Calculate sphere volume with appropriate units.

Sphere volume V=4πr³/3.

A sphere with radius r; volume is four thirds pi r cubed.

Worked examples

Try itSphere radius 6: volume in π units?Show answer

288π. V=(4/3)π(3i+3)³=36π(i+1)³.

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