Question

• 10. The sides of a triangle are in the ratio 1:3 : 5 and its perimeter is 90 cm. The length of its largest side is ​

Answer 1

Answer:

Let the angle be '1x', '3x', '5x' respectively..

A/Q-

1x+3x+5x = 90

9x= 90

x= 10

So the largest side will be,

5x i.e., 5×10=50 cm.