The side of a square-shaped mirror is y units. How much of rubber is required to cover it on the four sides?

6y units

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4y units

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2y units

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8y units

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Solution

The correct option is B 4y units
Side of the square-shaped mirror = y units
Length of the rubber required to cover its sides is its perimeter.
= 4 x y = 4y units

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The side of a square-shaped mirror is y units. How much of rubber sheet is required to cover it on the four sides?

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