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Can anyone help me solve this problem number 24?

Can anyone help me solve this problem number 24?-example-1
User Deandrea
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1 Answer

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you do pythagoraus so 25 squared-20 squared so 625-400=225
square root of 225 is 15 so the perimeter is 20+20+15+15 so the answe is 70
User Imskm
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