Geometry Challenge

Calculate the area of a circle with radius 5 units.

• 20 square units

• 25π square units

• 10π square units

• 30π square units

Find the perimeter of a circle with diameter 8 units. (Use π = 3.14)

• 20 units

• 30.24 units

• 25.12 units

• 12.56 units

A rectangle has length 10 units and width 4 units. Calculate its area.

• 14 square units

• 40 square units

• 20 square units

• 36 square units

What is the volume of a sphere with radius 3 units? (Use π = 3.14)

• 84.78 cubic units

• 37.68 cubic units

• 113.04 cubic units

• 56.52 cubic units

Name a polygon with 6 sides.

• pentagon

• octagon

• decagon

• hexagon

Calculate the area of a circle with radius 7 units.

• 98π

• 35π

• 21π

• 49π

Find the perimeter of a circle with diameter 12 units. (Use π = 3.14)

• 25.12 units

• 30.48 units

• 42.56 units

• 37.68 units

A rectangle has length 15 units and width 6 units. Calculate its area.

• 56

• 75

• 90

• 100

What is the volume of a sphere with radius 5 units? (Use π = 3.14)

• 1000

• 785.4

• 314.15

• 523.33

Name a polygon with 8 sides.

• Decagon

• Octagon

• Pentagon

• Hexagon