Answer: 8
Step-by-step explanation:
C=πd
r=21
d=42
C=132 ft, and D is your final answer. Hope it help!
Just divide $1.35/12 = $0.11
Answer: actually I'm a 13 year old child but still I will answer right. so lets start okay. first step for me is to add 1/4+1/3 = lcm of 1/4+1/3is 12 so then total will be 7/12 then we will. 7/12of18 maybe and answer is 21/2