Question

find the measure of the side of a square handkerchief of area 324 cm²​

Answer 1

Area of a square handkerchief = 324 cm²

We know

Area of square = (side)²

=> 324 = (side)²

=> side = 18cm

Therefore side of the square handkerchief is 18cm.

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Answer 2

The sides of square handkerchief is of 18 cm.

Solution:

Area of square is found my multiplying the length of two square sides. The square sides are of same length. The square opposite sides are parallel.

Area of the square = Product of two sides.

As we all know the sides of a square are same and let us take the sides as X.

$hence \: the \: area \: of \: handkerchief \: is \: \\ x = 324 ^{2} \\ sides \: of \: handkerchief \: is \: \\ x = \sqrt{324cm ^{2} } = 18cm$

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