kmc3490
22.09.2021 •
Mathematics
4. A parking lot of rectangular shape has a perimeter of 420m. The width is three-fourths
of the length. What are the dimensions of the parking lot? Sketch the rectangle and show
all steps.
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Ответ:
Width: 90m
Length: 120m
Step-by-step explanation:
Width = 3/4x
Length = x
2(3/4x) + 2x = 420m
6/4 x + 2x = 420m. (6/4 + 2 = 7/2)
7/2x = 420m
7x = (420)*(2)
x = 840/7 = 120
Width = (120)*(3/4) = 90
Length: 120
2(90)+2(120)= 420m
Ответ:
-3
Step-by-step explanation: