Answer:
8ft
Step-by-step explanation:
Circumference of a circle equation; πd or2πr
16π = 2πr you can then divide both sides by π
16 = 2r then you can divide both sides by 2
8 = r
4.65
the opposite of negative 3/5 [-3/5] is positive 3/5 [3/5].
Good luck.