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Maths Paper 2 Calculator Help

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Why bother with a post grad course - waste of time? 17-10-2016
1. Hi, would anyone be able to show working for the answer to the sector question on todays paper please?
2. (Original post by docmartensgirl)
Hi, would anyone be able to show working for the answer to the sector question on todays paper please?
To work out the length of the smaller arc you do 75/360 x pi x d (which is the circumference of a circle). You do the same for the bigger arc and add 4 and 4 to the two perimeters you have worked out to get the total perimeter.
3. (Original post by Speedbird129)
To work out the length of the smaller arc you do 75/360 x pi x d (which is the circumference of a circle). You do the same for the bigger arc and add 4 and 4 to the two perimeters you have worked out to get the total perimeter.
Thanks so much just worked out i got 2/3!
4. (Original post by docmartensgirl)
Thanks so much just worked out i got 2/3!
No problem.

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