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3D Shapes: Quiz 8
3D Shapes: Quiz 8
You may use a calculator for all of the questions in this quiz.
Part 1
1) There sphere below has a radius of 5 cm.
Part 1
1) There sphere below has a radius of 5 cm.
a) What is the volume of the sphere? Give your answer to 3 significant figures.
b) What is the surface area of the sphere? Give your answer to 3 significant figures.
2) There sphere below has a radius of 7 cm.
b) What is the surface area of the sphere? Give your answer to 3 significant figures.
2) There sphere below has a radius of 7 cm.
a) What is the volume of the sphere? Give your answer to 3 significant figures.
b) What is the surface area of the sphere? Give your answer to 3 significant figures.
3) There sphere below has a radius of 6 cm.
b) What is the surface area of the sphere? Give your answer to 3 significant figures.
3) There sphere below has a radius of 6 cm.
a) What is the volume of the sphere? Give your answer in terms of π.
b) What is the surface area of the sphere? Give your answer in terms of π.
4) There sphere below has a radius of 8.3 cm.
b) What is the surface area of the sphere? Give your answer in terms of π.
4) There sphere below has a radius of 8.3 cm.
a) What is the volume of the sphere? Give your answer to one decimal place.
b) What is the surface area of the sphere? Give your answer to one decimal place.
b) What is the surface area of the sphere? Give your answer to one decimal place.
Part 2
1) A sphere has a volume of 972π cm3.
a) What is the radius of the sphere?
b) What is the surface area of the sphere? Give your answer in terms of π.
2) A sphere has a volume of 375.4 cm3.
a) What is the radius of the sphere? Giver your answer to 3 decimal places.
b) What is the surface area of the sphere? Give your answer to the nearest integer.
3) A sphere has a surface area of 256π cm2.
a) What is the radius of the sphere?
b) What is the volume of the sphere? Give your answer to the nearest integer.
4) A sphere has a surface area of 825 cm2.
a) What is the radius of the sphere? Give your answer to one decimal place.
b) What is the volume of the sphere? Give your answer to the nearest integer.