The sides of a rectangle are in the ratio 4: 3. Its area is 588 cm2. Find its perimeter.
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let the sides be 4x and 3x
atq
a of rect.=l*b
588=4x*3x
=12x sq.
xsq.=588/12
=49
x=7
4x=28
3x=21
p of rect.=2(l+b)
=2(28+21)
=2*49
=98cm
atq
a of rect.=l*b
588=4x*3x
=12x sq.
xsq.=588/12
=49
x=7
4x=28
3x=21
p of rect.=2(l+b)
=2(28+21)
=2*49
=98cm
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