3) Diagonal of rectangle is 13 cm and length of one sid is 5 cm Find perimeter of rectangle
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Step-by-step explanation:
In rectangle ABCD
diagonal AC =13cm
one side = AB= 5cm = b
by using pythagoras in triangle ABC
so, AC = 12 cm= l.
perimeter of rectangle = 2(l+b)
= 2(12+5)
=2×17
= 34cm
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