NZ Level 7 (NZC) Level 2 (NCEA)
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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.

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If the diameter of a circle is equal to $48$48 cm, find its circumference.

Give your answer as an exact value.

If the radius of a circle equals $45$45 cm, find its circumference.

Give your answer as an exact value.

Find the circumference of the circle shown.

Give your answer as an exact value.

Outcomes

M7-4

Apply trigonometric relationships, including the sine and cosine rules, in two and three dimensions

91259

Apply trigonometric relationships in solving problems

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