Please, I need to know how this question is done. please

asked Oct 5, 2020 104k views

4 votes

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4 votes

subsitute x = 6 into the lengths

3(6) -7

18 - 7

11cm

(6) + 5

11cm

therefore it is a square when x = 6 because the sides are all equal

Dnsko answered Oct 9, 2020

by Dnsko

5.4k points

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