What is the formula for the circumference of a circle?
Circumference of a Circle

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Circumference = π × diameter
2.
FLASHCARD QUESTION
Front
If the diameter of a circle is 10 cm, what is the circumference?
Back
31.40 cm
3.
FLASHCARD QUESTION
Front
What is the relationship between radius and diameter?
Back
Diameter = 2 × radius
4.
FLASHCARD QUESTION
Front
What is the circumference of a circle with a radius of 12.5 mm?
Back
78.5 mm
5.
FLASHCARD QUESTION
Front
What does the term 'circumference' refer to?
Back
The measurement around the circle.
6.
FLASHCARD QUESTION
Front
If a circle has a circumference of 18.84 cm, what is its diameter?
Back
Diameter = Circumference / π = 6 cm (approximately)
7.
FLASHCARD QUESTION
Front
What is the circumference of a pizza with a 10-inch diameter?
Back
31.40 inches
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