Question

find the perimeter of a trangle whose sides are 2a+3b,b-a,4a-2b

Answer 1

perimeter means the sum of all sides of the triangle then to perimeter means the sum of all sides
5a+2b is the answer from adding the sides

Answer 2

Perimeter will be adding all 3 sides.

So,
Perimeter= 2a+3b+b-a+4a-2b
Perimeter= 5a+2b