Matematika kelas 9

What is the volume of a sphere with a radius of 5 cm?

• Approximately 523.6 cm³

• Approximately 785.4 cm³

• Approximately 314.2 cm³

• Approximately 418.9 cm³

Calculate the surface area of a cylinder with a radius of 3 cm and a height of 7 cm.

• 188.4 cm²

• 150 cm²

• 200 cm²

• 175 cm²

Find the volume of a cone with a radius of 4 cm and a height of 9 cm.

• 32π cm³

• 36π cm³

• 48π cm³

• 72π cm³

What is the surface area of a sphere with a diameter of 10 cm?

• 25π cm²

• 200π cm²

• 50π cm²

• 100π cm²

If a sphere has a volume of 904.32 cm³, what is its radius?

• 5.00 cm

• 6.00 cm

• 8.00 cm

• 7.50 cm

Determine the surface area of a cylinder with a radius of 2 cm and a height of 10 cm.

• 150.72 cm²

• 120 cm²

• 75.36 cm²

• 200 cm²

Calculate the volume of a cone with a base radius of 6 cm and a height of 12 cm.

• 96π cm³

• 180π cm³

• 144π cm³

• 72π cm³

What is the surface area of a sphere with a radius of 8 cm?

• 1000 cm²

• 502.65 cm²

• 256 cm²

• 804.25 cm²

If the radius of a cylinder is doubled, how does that affect its surface area?

• The surface area remains the same.

• The surface area increases by a factor of 2.

• The surface area decreases by a factor of 4.

• The surface area increases by a factor of 4.

Find the volume of a sphere with a radius of 7 cm.

• 1540.00 cm³

• 1436.76 cm³

• 3000.00 cm³

• 500.00 cm³