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MIDDLE SCHOOL

Mathematics (Grade 8)

Geometry

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Geometry: Volumes of Cylinders, cones and Spheres

Finding the Radius of a Cylinder from Volume

Description

Finding the Radius of a Cylinder from Volume

Introduction

The volume formula for a cylinder can be used to find an unknown radius when the volume and height are known. This is useful when working with cylindrical containers, tanks, and other objects. Finding the radiu...

Transcript

Emma participates in a math challenge in which she must find the radius of a cylinder given its volume.

The cylinder has a volume of 324π cubic units and a height of 9 units.

She begins by writing the volume formula for a cylinder, V = πr²h. Next, she substitutes the known values for the volume and height into the formula.

Thi...

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