Asked by OLIO :)
The length of a rectangle is 1 less than three times its width. The perimeter is 30 ft.
Find the length of this rectangle
Find the length of this rectangle
Answers
Answered by
Ms. Sue
P = 2L + 2W
30 = 2(3W-1) + 2W
30 = 6W - 2 + 2W
32 = 8W
4 = W
~~~~~~~~~~~~~~~~~~~~~~~
(3 * 4) - 1 = L
30 = 2(3W-1) + 2W
30 = 6W - 2 + 2W
32 = 8W
4 = W
~~~~~~~~~~~~~~~~~~~~~~~
(3 * 4) - 1 = L
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