Question

The first side of a triangle is 2 cm longer than the second side that third side is 5cm shorter than peace II side if the perimeter of the rectangle is 49 cm find the length of its side

Answer 1

Let the 2 nd side be x.
Therefore 1st side = 2+x
Third Side= 2+x -5
Perimeter= 49
=>x+2+ x+2+x-5=49
=> 3x=48
=> x=16.