SOLUTION: a triangle made from rope.side of triangle is 3,4,5cm.wats the area of square made by same rope?

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Question 484246: a triangle made from rope.side of triangle is 3,4,5cm.wats the area of square made by same rope?
Answer by Tatiana_Stebko(1539) About Me  (Show Source):
You can put this solution on YOUR website!
The length of the rope is the perimeter of the triangle
P=3%2B4%2B5=12cm
The side of the square with this perimeter is a=P%2F4=12%2F4=3cm
The area of the square with the side 3cm is A=a%5E2=3%5E2=9cm%5E2