Question

The sides of a triangle are (2x+y) units, (3x-y) units and (x+3y) units. Find its perimeter.​

Answer 1

Step-by-step explanation:

Hence y=2. Thus the side of the triangle is x+y−1=6+2−1=7cm. Its perimeter is 3×7=21 cm.

Answer 2

Answer:

Hence y=2. Thus the side of the triangle is x+y−1=6+2−1=7cm. Its perimeter is 3×7=21 cm.