SOLUTION: a diagonal of a square is 6 inches long. find its permiter and its area.
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Question 585516: a diagonal of a square is 6 inches long. find its permiter and its area.
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Apply the Pythagorean theorem:
The diagonal (6 inches) of the square is the hypotenuse of a right triangle whose legs are s and s.
Simplify.
Divide by 2.
Take the square root.
Simplify.
Perimeter (P):
inches. and...
Area
sq.in.
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