T4U3 - CW 5 - Spheres

Which formula calculates the surface area of a sphere?

Which formula calculates the volume of a sphere?

Find the surface area when r=25cm.

remember to look at the units!!!!

• 2500 cm²

• 2505.7 cm³

• 7853.98 cm²

• 7850.52 cm³

Name the song

• Summertime

• In the Summertime

• A Summer Song

• Hot Fun in the Summertime

Find the surface area of the hemisphere

• 904.3 cm²

• 226.2 cm²

• 113.0 cm²

• 452.2 cm²

Find the volume of the Sphere

• 78.5 m³
• 392.5 m³
• 523.6 m³
• 62.8 cm³

Calculate the composite surface area of the figure.

• 16579.07 ft²
• 7022.35 ft²
• 490.09 ft²
• 8002.52 ft²

What is the song?

• Summer

• Summertime Blues

• I met you

• Summertime

Find the volume.

• 151.2
• 163.7
• 179.1
• 186.3

Barney wanted to know how much ice cream he got in one scoop. The radius of a scoop is 2 inches. Find the volume.

• 345.3 in³
• 33.5 in³
• 12.6 in³
• 50.2 in³