Circumference

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25.12

A tree is sold based on the circumference of the tree. If a tree has a radius of 4 inches, then what is the circumference (in feet) of the tree?

14

A wire of length 28π is bent to form a circle. What is the radius of the circle?

diameter

Which distance is shown?

radius

Which distance is shown?

36

circular park has a circumference of 36π. Find its DIAMETER.

2

On ANY circle, Diameter = ______ x radius

π (pi)

On ANY circle, the (Circumference ÷ Diameter) = ______

12 inches

A circle has a circumference of 12π inches. What is the DIAMETER of the circle?

12

A circle has a circumference of 12π. What is its diameter?

6

A circle has a circumference of 12π. What is its radius?

24

A circle has a circumference of 24π. What is its diameter?

12

A circle has a circumference of 24π. What is its radius?

100

A circle has a circumference of 314 units. What is its diameter?

50

A circle has a circumference of 314 units. What is its radius?

6

A circle has a circumference of 6π. What is its diameter?

3

A circle has a circumference of 6π. What is its radius?

157

A circle has a diameter of 50 units. What is the circumference?

314

A circle has a radius of 50 units. What is the circumference?

18.84

A play train travels around a Christmas tree in a circle. The train track measures 6 feet in diameter. What is the distance (in feet) that the train travels?

30π

Find circumference of a circle when radius = 15.

16π

Find circumference of a circle when radius = 8.

20π

Find circumference when radius = 10.

24π

Find circumference when radius = 12.

32π

Find circumference when radius = 16.

Find circumference when radius = 2.

Find circumference when radius = 4.

14π

Find circumference when radius = 7.

20π inches

Find circumference when the diameter = 20 inches

25π inches

Find circumference when the diameter = 25 inches

36π inches

Find circumference when the diameter = 36 inches

44π inches

Find circumference when the diameter = 44 inches

52π inches

Find circumference when the diameter = 52 inches

10π

Find the circumference of a circle when radius = 5.

34.54

Find the circumference of a circle with a diameter of 11

87.92

Find the circumference of a circle with a diameter of 28 in.

18.84

Find the circumference of a circle with a radius of 3 miles

25.12

Find the circumference of a circle with a radius of 4

43.96

Find the circumference of a circle with a radius of 7

45π inches

Find the circumference when the diameter = 45 inches

12.56

Green Reservoir is in the shape of a circle. If the distance across the reservoir is 4 miles, what is the circumference?

6 inches

The circumference of a bicycle wheel is 6π inches. Find the diameter of the wheel.

circumference

The distance around a circle. Also known as the perimeter of a circle.

radius

The distance from the center of a circle to the edge of the circle. It is half of the diameter.

diameter

The distance from the edge of the circle, through the center, to the other edge. It is twice the radius.

11

The tip of the minute-hand travels 22π in one hour. Find the length of the minute-hand.


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