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Question

Hi Shifus, appreciate your help with this question. Thank you in advance.

Source: Haig Girls’

Answer

6*6*3.14 / 2 + 2.5*2.5*3.14 – ( 6.5*6.5*3.14 / 2 – 12 * 5 / 2 ). 

I’m sure you can understand the above. 

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6*6*3.14 / 2 + 2.5*2.5*3.14/2– ( 6.5*6.5*3.14 / 2 – 12 * 5 / 2 ) = 30

 

You missed out a divide by 2 in your formula.

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Yes I understand. Thank u very much

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