the area of a rectangle garden is 384 square feet if the width of the garden is eight less than its length what are the dimensions
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Answered by
2
Answer:
Dimensions are 92
And 100
Answered by
21
,
let the length is x
than , width is x - 8
________________________________
,
now, area of rectangular garden => l × b
384 ft^2 => x [ x - 8 ]
384 = x2 - 8x
x2 - 8x -384 =. 0
x2 -24x + 16x - 384 = 0
x [ x - 24 ] + 16 [ x - 24 ] = 0
[ x - 24 ]. [ x + 16 ]. = 0
if we take, x - 24 = 0
x = 24
and, if we take , x + 16 = 0
x = - 16
- we can't take -16 as length because length never in negative. so, we take x = 24 as length
➻ x = length = 24 ft
➻ and , x - 8 = width = 24 - 8 = 16 ft
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