Question

If a diagonal of a rectangle is thrice its smaller side,then its length and breathe are in the ratio

Answer 1

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Answer 2

let diagonal of the rectangle = d
smaller side of the rectangle= b
length is =l
given d= 3×b
rectangle divided two same right triangle because diagonal is intersect..
so pithagoras law
(l)2= (d)2+(b)2
l² = 9b² +b²
l=√{10b²}