SOLUTION: mang eloy decided to convert his vacant lot into a rectangular garden to earn money for his family. the lot has an area of 84square meter and a perimeter of 25 meter. what would be
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Question 1169610: mang eloy decided to convert his vacant lot into a rectangular garden to earn money for his family. the lot has an area of 84square meter and a perimeter of 25 meter. what would be the length and width of manoy elo'y garden?
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the lot has an area of 84 square meter and a perimeter of 25 meter. what would be the length and width of manoy elo'y garden?
:
2L + 2w = 25
2L = 25 - 2w
divide equation by 2
L = 12.5 - w
and
L*w = 84
replace L with (12.5-w)
w(12.5-w) = 84
12.5w - w^2 = 84
a quadratic equation
0 = w^2 - 12.5w + 84
Has no real roots, so unsolvable
:
The reality is that you can't get 84 sq meters with that perimeter