Question

two diagonal of a parallelogram are 20 cm and 14 cm . if its one side is11 cm . find the area of parallelogram​

Answer 1

Answer:

Area of parallelogram=1/2 (diagonal 1)×(diagonal 2)

it is also equal to product of its sides i.e=l×b

hence

1/2×d1×d2=l×b

given d1=20

l=11

b=13

hence d2=14.3

Answer 2

Answer:

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