contestada

2) The perimeter of a rectangle is 238 inches. The width is 14 less than 3/4 of the length. Find the area of
the rectangle.

Respuesta :

Answer:

[tex]Area=3268inches^2[/tex]

Step-by-step explanation:

Perimeter=238 inches

[tex]Width=\frac{3}{4}*Length-14[/tex]

[tex]W=\frac{3}{4}*L-14[/tex]

Perimeter of a rectangle= 2(Length+Width)

[tex]238=2(L+(\frac{3}{4}L-14) )\\\\238=2(L+(\frac{3L-56}{4} ))\\\\238=2(\frac{4L+(3L-56)}{4} )\\\\238=2(\frac{(7L-56)}{4} )\\\\238=\frac{7L-56}{2} \\\\238*2=7L-56\\\\7L-56=476\\\\7L=476+56\\\\7L=532\\\\L=532/7\\\\L=76 inches[/tex]

Width is:

[tex]W=\frac{3}{4}*L-14[/tex]

               Width [tex]=(\frac{3}{4}*76)-14 \\\\=(3*19)-14\\\\=57-14\\\\=43inches[/tex]

Area of a rectangle:

                       [tex]Length*Width\\\\=76*43\\\\=3268 inches^2[/tex]

[tex]Area=3268inches^2[/tex]

Answer:

Area=3268inches^2

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