New Zealand
Level 7 - NCEA Level 2
Circumference and Area of Circles in Exact Values
Interactive practice questions
If the radius of a circle equals $15$15 m, find its circumference.
Give your answer as an exact value.
Easy
< 1min
If the diameter of a circle is equal to $48$48 cm, find its circumference.
Give your answer as an exact value.
Easy
< 1min
If the radius of a circle equals $45$45 cm, find its circumference.
Give your answer as an exact value.
Easy
< 1min
Find the circumference of the circle shown.
Give your answer as an exact value.
Easy
< 1min
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