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Find the diameter of a circle with an area of 126mm^2 (3 marks)

Solution

Find the diameter of a circle with an area of 126mm^{2} (3 marks)

Solution

d iam e t er : \frac{6 14}{π} mm

+1

Decimal Notation

12.66602 \dots

Solution steps

Given:

a re a : 126 m m^{2}

Radius given

A re a = 126 : r = \frac{3 14}{π}

Circle Diameter given

r = \frac{3 14}{π} : d = \frac{6 14}{π}

d iam e t er : \frac{6 14}{π} mm

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