The perimeter of one face of a cube is 20 cm.its edge will be
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One face of a cube is a square.
Let the edge of the cube or the side of the square be 's'.
Perimeter of a square = 4 × s
So, 20 = 4 × s
So, s = 20 ÷ 4
So, s = 5 cm
Let the edge of the cube or the side of the square be 's'.
Perimeter of a square = 4 × s
So, 20 = 4 × s
So, s = 20 ÷ 4
So, s = 5 cm
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