Question

. Find the side of the square painting whose area is 225 square cm.​

Answer 1

Answer:

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$area \: of \: square \: = 225 {cm}^{2} \\ = > side \times side = 225 {cm }^{2} \\ = > {side}^{2} = 225 {cm}^{2} \\ = > side = \sqrt{225} {cm}^{2} \\ = > side = 15cm .........ans$

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Answer 2

15 cm

Step-by-step explanation:

area of square = a×a

225 square cm =a (square)

√225=a

15 cm=a