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The length of a rectangle is twice its width. The perimeter of the rectangle is 126ft. I NEED THIS SOLVED and i dont know how!!! Any help?!
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Jan 28, 2018
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The length of a rectangle is twice its width. The perimeter of the rectangle is 126ft.
I NEED THIS SOLVED and i dont know how!!! Any help?!
Mathematics
high-school
Noble Polygon
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Alright, so let's make the length x and the width y. 2y=x, and xy=area. 2x+2y=perimeter. Plugging 2y=x into the perimeter equation, we get that 3x=perimeter=126, and x=126/3=42
Length=42ft, width=21ft
Galzor
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Feb 1, 2018
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