Volumes of Spheres

Volumes of Spheres

F3 Unit 4: 3D Figures - Section 5.3 Spheres

Draw

What are spheres? Draw it!

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Multiple Choice

Which is the formula to find the volume of a sphere?

• V= ^1/₃ πr²h
• V= ^4/₃ πr²h
• V= ^4/₃ πr³
• V= πr²h

Multiple Choice

What is the volume of this sphere?

• 602.88 m³

• 1808.64 m³

• 57876.48 m³

• 7238.23 m³

Multiple Choice

What is the volume of this sphere?

• 5575.28 cm³

• 506.59 cm³
• 126.65 cm³
• 1393.11 cm³

Multiple Choice

What is the volume of this sphere?

• 179.59 cm³

• 205.15 cm³
• 51.29 cm³
• 1436.76 cm³

Multiple Choice

What is the volume of this hemisphere?

• 904.8 cm³

• 226.1 cm³

• 113.0 cm³

• 452.4 cm³

Multiple Choice

What is the volume of this hemisphere?

• 134.0 m³
• 100.5 m³
• 268.1 m³

• 201.6 m³

Multiple Choice

What is the volume of this globe, with a radius of 11 inches? (Keep your answer in terms of π)

• 161π in³

• 998π in³

• 1,775π in³

• 5,575π in³

Multiple Select

4 students started to answer the math question by setting up their equations as shown. Which of them will arrive at the correct solution?

• Michael

• Trish

• Vanessa

• David

• They're All Incorrect

Multiple Select

4 students started to answer the math question by setting up their equations as shown. Which of them will arrive at the correct solution? (Select all that apply)

• Michael

• Trish

• Vanessa

• David

• They're All Incorrect

Poll

How do you feel about learning volumes of spheres?

• Easy!

• Happy =)

• Okay~

• Difficult ><