Answered

a couple wants to install a square mirror that has an area of 500 square inches.to the nearest tenth of an inch,what length of wood trim is needed to
go around the mirror?



Answer :

luana
[tex]Area\ of\ square:\\\\ A=x^2\\x-side\ of\ square\\\\\ 500=x^2\ \ | \sqrt{}\\\\ x=\sqrt{500}=\sqrt{5*100}=\sqrt{5}*sqrt{100}=10\sqrt{5}\approx22,4\\\\The\ length\ of\ wood\ trim\ should\ be\ equal\ to\ 22,4inch.[/tex]