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Can anyone check this after me ? did i do it right

Can anyone check this after me ? did i do it right-example-1
User Gasol
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1 Answer

4 votes

Answer:

Yes, it is right.

Using pythagoras theorum, we found the side to be 10.

So, the perimeter is 4 times 10, i.e., 40

User Zero Piraeus
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