Volume of a Sphere

Front

What is the formula for the volume of a sphere?

Back

The volume V of a sphere is given by the formula V = (4/3)πr³, where r is the radius of the sphere.

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

How do you calculate the radius from the diameter of a sphere?

Back

The radius r is half of the diameter d. So, r = d/2.

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CCSS.7.G.B.4

Front

If a sphere has a radius of 5 meters, what is its volume using π = 3.14?

Back

The volume is 523.3 m³.

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CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

What is the volume of a sphere with a radius of 7 inches?

Back

Using the formula V = (4/3)πr³, the volume is approximately 1436.8 in³.

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

What is the relationship between the volume of a sphere and a hemisphere?

Back

The volume of a hemisphere is half the volume of a sphere. V_hemisphere = (1/2) * (4/3)πr³.

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

How do you round the volume of a sphere to the nearest hundredth?

Back

Look at the third decimal place; if it's 5 or more, round up the second decimal place.

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CCSS.5.NBT.A.4

Front

What is the volume of a tennis ball with a diameter of 14 cm?

Back

The volume is approximately 1436 cm³.

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

If a globe has a radius of 11 inches, what is its volume?

Back

The volume is 5,575 in³.

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

What is the volume of a hemisphere with a radius of 6 inches?

Back

The volume is approximately 226.1 in³.

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Front

How do you find the volume of a sphere using a calculator?

Back

Input the radius, cube it, multiply by π (use 3.14), and then multiply by 4/3.

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3