maths

calculate the area of a sector of a circle which subtends an angle of 45° at the centre of the circle, radius 14cm

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1. Since the sector has an angle which is 1/8 of 360°
its area would be 1/8 of the area of the circle.
So...
find the area of the circle, then take 1/8 of it.

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Reiny
2. I want answers to questions

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3. The formula is central angle/360×πr^2
Central angle=45°
π=22/7
r=14cm
45/360×22/7×14×14
Area=77cm^2

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