12). The area of a square is 100 cm? /Then its length is _ cm.
a). 20 b). 10 c). 50 d). 25

12). The area of a square is 100 cm? /Then its length is _ cm.
a). 20 b). 10 c). 50 d). 25

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2 thoughts on “12). The area of a square is 100 cm? /Then its length is _ cm.<br />a). 20 b). 10 c). 50 d). 25<br />​”

  1. [tex] \sf Area = {(side)}^{2} \\ \sf side = \sqrt{100} \\ \boxed{\sf side = 10}[/tex]

    [tex] \sf \: option \: (b) \: is \: correct.[/tex]

    #helpingismypleasure

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