find the altitude of the Rhombus whose area is 420 CM square and perimeter is 140 CM
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base=x
perimeter=4×side
x × 4 = 140
x= 140/4
x=35
area of rhombus= Height × base i.e side
let the height be y
y×35=420
y=420/35
y=12
perimeter=4×side
x × 4 = 140
x= 140/4
x=35
area of rhombus= Height × base i.e side
let the height be y
y×35=420
y=420/35
y=12
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