2.4 HW Spheres

Find the volume of the sphere

• 5575.28cm³

• 44602.24cm³

• 4188.79cm³

• 1520.53cm³

Which formula calculates the surface area of a sphere?

Which formula calculates the volume of a sphere?

Find the surface area of the sphere

• 201.06cm²

• 804.25cm²

• 268.08cm²

• 2144.66cm²

Find the surface area in terms of π.

• 2120π mm²

• 144π mm²

• 287π mm²

• 108π mm²

You have a marble with a radius of 9 mm. What is the surface area of the marble? Use 3.14 for π.

• 1296.37 mm²

• 113.04 mm²

• 1000.36 mm²

• 1017.36 mm²

Jack wants to know how much water a sphere can hold with a radius of 8 cm. Find the volume. Use 3.14 for π.

• 83.62 cm³

• 2143.57 cm³

• 254.03 cm³

• 2220.97 cm³

If a sphere has a surface area of 154 cm², what is its radius (rounded to the nearest tenth)?

• 2.6 cm

• 3.4 cm

• 4.2 cm

• 5 cm

If the diameter of a sphere is 8 cm, then its surface area will be 64π cm²?

• True

• False

Jessica says if the diameter of a sphere is 12 cm, then its volume will be 578π cm³?

• True

• False