Answer:
perimeter of second triangle = 28-1/3
Step-by-step explanation:
Let x and y be the lengths of the other two sides of the second triangle
3/5 = 6/x and 3/5 = 8/y
3x = 30 3y = 40
x = 10 y = 40/3 = 13 1/3
perimeter of second triangle = 5 + 10 + 13 1/3 = 28 1/3