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WorksheetsCircumference of a circle quiz
Total questions: 8
Worksheet time: 4mins
What is the approximate value of π (pi)? (More than one correct answer)
22/7
2.14
20/7
3.14
The formula for the circumference of a circle is...
C=2πr
C = π
C = πr
C =2πd
What is circumference?
The distance around a circle.
The space inside the circle.
The length of the straight line segment that passes through the center of the circle and whose endpoints lie on the circle.
The line from the center of a circle to any point on its edge.
Which of the following best describes the value of pi?
The relationship between the diameter and radius
The relationship between the circumference and radius
The relationship between the circumference and center
The relationship between the circumference and diameter
What is the circumference of a circle of diameter 10 cm? (Hint: π=3.14)
31.7 cm
31.4 cm
32.4 cm
30.1 cm
What is the circumference of a circular disc of radius 14 cm?
Hint: Use π as 22/7
90 cm
86 cm
88 cm
81 cm
Circumference of a circle with a 28mm radius?
176 mm
276 mm
290 mm
145 mm
True or false: Can you say that the circumference of a circle is always more than three times its diameter?
Yes
No
Not sure
