The length and breath of a rectangule park are in the ratio 5:3 . A wide path of 2.5m that runs all around and area of why 445sq.m .Find the dimensions of the park.
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(5x+2.5)(3x+2.5)-5x × 3x=445
15x^2 + 12.5x+7.5x+6.25-15x^2=445
20x=445-6.25
x=21.93
x=approx 22
5x=5×22=110
3x=3×22=66
15x^2 + 12.5x+7.5x+6.25-15x^2=445
20x=445-6.25
x=21.93
x=approx 22
5x=5×22=110
3x=3×22=66
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take x be the common multiple then 5x is length and 3x is a breadth and the caculate
hope this help you
hope this help you
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