Math Quiz Circles Question Preview (ID: 12739)
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What is the formula for finding the area of a circle
a) pi times r-squared
b) 2 times r
c) pi
d) pi times d
What is the formula for finding the circumference of a circle
a) pi times r-squared
b) 2 times r
c) pi
d) pi times d
What is the formula for finding the diameter of a circle
a) pi times r-squared
b) 2 times r
c) pi
d) pi times d
What is the area of a circle with the diameter of 10 cm
a) 72.5
b) 70.5
c) 78.5
d) 74.5
What is the area of a circle with the diameter of 6 cm
a) 38
b) 28
c) 48
d) 18
A circle has a circumference of 22 inches. Find its diameter
a) 7
b) 6
c) 5
d) 4
A circle has a circumference of 66 inches. FInd its diameter
a) 6
b) 42
c) 31
d) 21
A circle has a radius of 2. Find the diameter
a) 2
b) 4
c) 6
d) 8
A circle has a radius of 8. Find its diameter
a) 16
b) 24
c) 8
d) 64
A cirle has a diameter of 24. Find its radius
a) 10
b) 8
c) 12
d) 16
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