CIRCLES TEST

The _____ is the distance from the center to any point on the circle.

• diameter
• radius
• π
• center

If my diameter is 19 inches, what is my radius?

• 38 inches
• 9.5 inches
• 59.66 inches
• 119.32 inches

what is the circumference of this circle ?

• 3.14 cm 
• 37.68 cm
• 24 cm
• 68.4 cm

Find the area of the circle

• 21.98 units²

• 153.86 units²

• 87.82 units²

• 615.44 units²

If the circumference of a circle is 138.16 ft, what is the RADIUS?

• 22 ft

• 11ft

• π ft

• no ft

The diagram shows a circle with radius 8cm. Find the area of this circle, correct to 1 decimal place.

• 201.1cm²

• 50.3cm²

• 804.2cm²

• 25.1cm²

The diagram shows a circle with radius 8cm. Find the circumference of this circle, correct to 1 decimal place.

• 201.1cm

• 50.3cm

• 804.2cm

• 25.1cm

What is the circumference of a circle with a diameter of 40 in? 

• 125.6 in
• 35.17 in
• 28.67 in
• 47.17 in

What is the circumference of a circle with a diameter of 56 m?

• 175.8 m
• 176.8 m
• 165.8 m
• 186.8 m

The diameter of a circle is:

• The measurement around the circle.
• The distance from an edge of a circle to another edge.
• The distance from the center of the circle to an edge of a circle
• The distance from an edge of a circle to another edge through the center.