Example 4: The area of the great circle is 78.5 ft. Find the volume of the hemisphere.Use 3.14 for IT.The first step is to find the radius of the sphere.Use the formula for the area of a circle to find thelength of the radius.greatcircleA = T r?78.5 = 3. 14 ·r?25 r?5 =rhemisphereA hemisphere is ½ of a sphere.Vv = (; 3.14 -5*)V = 261.7 ft

The area of a circle with the radius r is given by the expression A=πr2. The volume of a hemisphere…

Answered: The area of the great circle is 78.5…

Math

Geometry

The area of the great circle is 78.5 ft2. Find the volume of the hemisphere. Use 3.14 for T.

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter22: Introduction To Percents

Section: Chapter Questions

Problem 3A

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Question

Example 4: The area of the great circle is 78.5 ft. Find the volume of the hemisphere.
Use 3.14 for IT.
The first step is to find the radius of the sphere.
Use the formula for the area of a circle to find the
length of the radius.
great
circle
A = T r?
78.5 = 3. 14 ·r?
25 r?
5 =r
hemisphere
A hemisphere is ½ of a sphere.
V
v = (; 3.14 -5*)
V = 261.7 ft

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