the ratio of two side of a parallelogram is 3 : 5. if the perimeter is the 64cm, find the length of side
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let the two sides be 3x and 5x
since perimeter is 2 ( a+ b)
then perimeter = 2{a+b}
64 = 2 (3x+5x)
64/2 = 8x
32= 8x
x= 32/8
x= 4
so sides are
12cm,20cm,12cm and 20 cm ( as opposite sides r equal)
since perimeter is 2 ( a+ b)
then perimeter = 2{a+b}
64 = 2 (3x+5x)
64/2 = 8x
32= 8x
x= 32/8
x= 4
so sides are
12cm,20cm,12cm and 20 cm ( as opposite sides r equal)
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