a pair of adjacent sides of a parallelogram are in the ratio 3:7 find the length of its side ,if the perimeter is 40 cm.
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Given we have
ratios of sides = 3:7
sides = 3x & 7x
A/q
Perimeter = 40 cm
3x + 3x +7x + 7x = 40
20x = 40
x = 2
sides = 6 cm &14 cm
ratios of sides = 3:7
sides = 3x & 7x
A/q
Perimeter = 40 cm
3x + 3x +7x + 7x = 40
20x = 40
x = 2
sides = 6 cm &14 cm
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