1 Answer

Daric · Answer 1 · 2018-10-17T04:38:02+0000

Presuming the plate is square, and the formula for the area of a square is A = s², you simply plug in the area given.

49 = s² ⇒ √49 = √s² ⇒ 7 = s

Your side length is 7 cm

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