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# fp2 polar coordinates

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1. https://8dedc505ac3fba908c50836f5905...%20Edexcel.pdf

For question 7 why can't we use the formula for the area of a sector for workout 'area P' in part c?

So A = (1/2)(4a)^2(pi/3)

Is it not regarded as a sector as it's not part of a circle?
2. (Original post by Katiee224)
https://8dedc505ac3fba908c50836f5905...%20Edexcel.pdf

For question 7 why can't we use the formula for the area of a sector for workout 'area P' in part c?

So A = (1/2)(4a)^2(pi/3)

Is it not regarded as a sector as it's not part of a circle?
Yeah, like you said, neither curves are circles.
3. (Original post by Zacken)
Yeah, like you said, neither curves are circles.
okie thought so thanks

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