Answer: If it's something like who got the better deal then Tony did.
Step-by-step explanation: The reason I say that is the fact that the 20% off made the sweatshirt $38.40 cause $9.60 was taken off!
55/20=2 as qutiont and 15 as remainder
2X84=168
15X5=75
answer=243
The perimeter of an equilateral triangle is just 3s as all the sides are, well, equal :) so
P=3s and we are told that P=24.6 so
3s=24.6
s=8.2 cm
