Question

In a rhombus, if diagonals are 30 em and 40 cm, find its perimeter.
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Answer 1

Perimeter of rhombus = 2√[(D1)^2 + (D2)^2]

where D1 , D2 are diagonals of rhombus

∴ perimeter = 2√[ (900+1600) ] = 2√[2500]

= 2×50 = 100cm

Answer 2

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