Answer:
no
Step-by-step explanation:
Answer:
the answer is the first one I think but I'm pretty sure
Answer:
False, they take form of a U shape
Answer:
13.5
Step-by-step explanation:
c = 2πr
42.3 = 2(3.14)r
42.3 = 6.28r
6.74 = r
d = r + r
d = 6.74 + 6.74
d = 13.5