http://www.ck12.org Chapter 11. Surface Area and Volume
Review Questions
- Are there any cross-sections of a sphere that are not a circle? Explain your answer.
Find the surface area and volume of a sphere with: (Leave your answer in terms ofπ)
- a radius of 8 in.
- a diameter of 18 cm.
- a radius of 20 ft.
- a diameter of 4 m.
- a radius of 15 ft.
- a diameter of 32 in.
- a circumference of 26πcm.
- a circumference of 50πyds.
- The surface area of a sphere is 121πin^2. What is the radius?
- The volume of a sphere is 47916πm^3. What is the radius?
- The surface area of a sphere is 4πf t^2. What is the volume?
- The volume of a sphere is 36πmi^3. What is the surface area?
- Find the radius of the sphere that has a volume of 335cm^3. Round your answer to the nearest hundredth.
- Find the radius of the sphere that has a surface area 225πf t^2.
Find the surface area of the following shapes. Leave your answers in terms ofπ.
16.
17.
18.
- You may assume the bottom isopen.