Circle Area Skills

Calculate the area of a circle with radius 5 cm.

• 25π cm^2

• 30π cm^2

• 15π cm^2

• 20π cm^2

Identify the diameter of a circle with area 100 sq. units.

• 11.26 units

• 8.5 units

• 15 units

• 7.5 units

Convert the radius of a circle from inches to centimeters (1 inch = 2.54 cm).

• Subtract 2.54 from the radius in inches.

• Multiply the radius in inches by 2.54.

• Divide the radius in inches by 2.54.

• Add 2.54 to the radius in inches.

Solve the word problem: A circular garden has a radius of 8 meters. What is the area of the garden?

• 16π square meters

• 64π square meters

• 128π square meters

• 32π square meters

Graph a circle with center at (3, 4) and radius 2 units on a coordinate plane.

• The circle with center at (3, 4) and radius 2 units is graphed on the coordinate plane.

• The circle with center at (0, 0) and radius 2 units is graphed on the coordinate plane.

• The circle with center at (3, 4) and radius 5 units is graphed on the coordinate plane.

• A square with center at (3, 4) and side length 2 units is graphed on the coordinate plane.