Answer:
56,58,60
Step-by-step explanation:
x = 1st side of triangle
x+2 = 2nd side
x+4 = 3rd side
P = side1 + side 2 + side 3
174 = x+ x+2 + x+4
Combine like terms
174 = 3x+6
Subtract 6 from each side
174 -6 = 3x+6-6
168 = 3x
Divide by 3
168/3 = 3x/3
56 =x
1st side = 56
2nd side = 58
3rd side = 60
