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Answer:

om how can we do that show workings 15cm how can we show workings

Step-by-step explanation:

alishedd83

C = 2πr

C = 2π2

C =  4π

Since you have a quarter of the circle (indicated by the 90 degree angle) you can divide the circumference of the circle by four and your answer.

4π/4 = π

You would have to a four to that answer because of the lines connecting the circle segment.

Answer = π + 4

Hope this helps! ;)

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