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If the perimeter is 64, then one side is 16. The diagonal is the hypotenuse of a right triangle. Hello Pythagoras. The answer is the square root of 512 or 16 times the square root of 2.
the perimeter of a square that has a side length of 7 cm is........28cm squared
If the area of the square is 64 square cm then its sides are 8 cm. Its perimeter: 8+8+8+8 = 32 cm
The perimeter of any polygon is the sum of the lengths of all the sides. Specifically in the case of a square, since it has 4 sides of equal length, the perimeter is simply 4 times the length of any side.
Perimeter of square: 12+12+12+12 = 48 cm