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I need help please and thank you

I need help please and thank you-example-1

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It would be a squared plus 9 squared equal 15 squared then it would be a squared plus 81 squared equal 225 then you subtract 81 from 225 and what ever answer u get u have square root it and you should end up with the answer 12
I need help please and thank you-example-1
User Deepak Carpenter
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