Question

In rectangle ABCD. Given AB=30cm,BC=x-y, CD=x+y, DA=14cm. Find the value of x and y.

Answer 1

As opposite sides are equal in a rectangle,
so x+y=30
     x-y=14
Adding both the equations,
2x=44
so x=44/2=22
substituting value of x, we get y=22-14=8
Hence x=22 and y=8