Answers

2016-02-19T17:30:33+05:30
Area of rectangle = l×b = 120 m²
Perimeter = 2(l+b) = 46 m
=> l+b = 23 m
Diagonal=\sqrt{l^2+b^2}
=\sqrt{(l+b)^2-2lb} 
=\sqrt{(23)^2-2(120)}
=\sqrt{529-240}
=\sqrt{289}
=17 m    Ans.
2 5 2
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