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BieberJustin
 3 years ago
what is the perimeter and lenght of a rectangle if area=515.97 and width=18.9 ....???
BieberJustin
 3 years ago
what is the perimeter and lenght of a rectangle if area=515.97 and width=18.9 ....???

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Decart
 3 years ago
Best ResponseYou've already chosen the best response.22widths and 2lenghts give perimeter. and length times width is area you have to unkowns in two equations solve for one then substitute

Decart
 3 years ago
Best ResponseYou've already chosen the best response.2substitute 18.9 for w and solve for l in the second equation

BieberJustin
 3 years ago
Best ResponseYou've already chosen the best response.1how do i get the lenght??

Decart
 3 years ago
Best ResponseYou've already chosen the best response.2in the second equation lenght times width equalls area subtitute 18.9 then solve for l by dividing both sides of the equation by w

BieberJustin
 3 years ago
Best ResponseYou've already chosen the best response.1is it right?? i get 27.3 for the leght... can you please check it if it is right... :d

Decart
 3 years ago
Best ResponseYou've already chosen the best response.2now substitute l and w in the first equation to get the perimeter.

BieberJustin
 3 years ago
Best ResponseYou've already chosen the best response.1so what is the p??
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