1.

when the side of a square increased by 5cm, the area of the square increased by 135(cm)square. find the length of the side of the square

Answer»

Let SIDE of SQUARE is X cm
Now area of Square is X^2-------(1)

If side is increased by 5CM then new area is 135 cm^2 more than old area.From here we get that,

(X+5)^2=X^2+135

X^2+25+10X=X^2+135

10X=110

So X=11cm


Please MARK it brainliest answer, Please
THANKS!



Discussion

No Comment Found

Related InterviewSolutions