Vocabulary
Circumference
Circumference 2.0
Circumference 3.0
Estimations
100

Name a shape that has no edges.

Circle

100

What is the circumference of a circle if:

the radius = 7 cm?

43.96 cm

100

What is the circumference of a circle if:

the Diameter = 4 cm

12.6 cm

100

Trevor needs a new bicycle tire. His tire has a circumference of about 112 cm. What is the diameter of his tire? (round to the nearest tenth place)

35.66 cm

100

How many calories does an average banana contain?

105 Calories

200

Name the line in a circle that cuts it in half.

Diameter

200

What is the circumference of a circle if:

the radius = 9 m?

56.5 m

200

What is the circumference of a circle if:

the Diameter = 10 m

31.4 m

200

Gene’s frying pan is 14.5 cm in diameter. What is the circumference of his frying pan? (round to the nearest tenth place)

45.5 cm

200

How many teeth does an adult human have on average?

28 - 32

300

What do you call half of the Diameter?

Radius

300

What is the circumference of a circle if:

the radius = 8.4 m?

52.8 m

300

What is the circumference of a circle if:

the Diameter = 14 mm

44 mm

300

Brad is putting up a 10 m diameter circular flower garden in his yard. He will put plastic fencing along the flowerbed. How many metres of fencing will Brad need to enclose his flower garden? (round to the nearest tenth place)

31.4 m

300

How many Mr Knox's tall is the Eiffel Tower?

190 Mr Knox'

400

The outside measurement of a circle. (Hint similar to Perimeter)

Circumference

400

What is the circumference of a circle if:

the radius = 7.4 mm?

46.5 mm

400

What is the circumference of a circle if:

the Diameter = 16.8 cm

52.8 cm

400

Macy measures a truck’s tire mark for one complete revolution as 120.48 m long. What is the diameter of the tire? (round to the nearest tenth place)

38.4 m

400

What is Jeff Bezos' net worth?

204 Billion USD

500

The measurement of the inside of a circle 

Area

500

What is the circumference of a circle if:

the radius = 11.8 m?

74.1 m

500

What is the circumference of a circle if:

the Diameter = 23.4 cm

73.5 cm

500

The circular fountain in front of the courthouse has a radius of 9.4 m. What is the circumference of the fountain? Round to the nearest tenth.

59 m

500

How many people attend Wootton Upper School?

887

M
e
n
u