Answer:
Step-by-step explanation:
multiple the top exponents by 3 and the u subtract the bottoms
Winner got 3920
Loser got 1470
8 + 3 = 11
5390 / 11 = 490
490 * 8 = 3920
490 * 3 = 1470
circumference=2πr
=2*3.14*20
=125.6 inches