Geometry and Measurement

Find the circumference. Round to the nearest tenth.

• 18.8 cm.

• 75.4 cm.

• 37.7 cm.

• not enough information

Find the circumference of the circle. Round to the nearest tenth.

• 113.0 in.

• 1017.4 in.

• 254.3 in.

• 56.5 in.

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

Does this picture show the diameter or radius of a circle?

• Diameter

• Radius

Find the circumference of the circle.

• 113.04

• 1017.36

• 254.34

• 56.52

Find the perimeter of the figure.

• 10 ft

• 14 ft

• 20 ft

• 18 ft

What is the perimeter?

• 24 sq cm

• 24 cm

• 35 sq cm

• 35 cm

What is the perimeter of the rectangle?

• 14 feet

• 28 feet

• 48 feet

• 2 feet

Is the red line a radius or diameter of the circle?

• Radius

• Diameter

If the radius of a circle is 8 cm, the diameter is 16 cm.

• TRUE

• FALSE