Answer:
C
Step-by-step explanation:
The length of arc AC (L) is calculated as
L = circumference of circle × fraction of circle
= 2πr × 
= 2π × 12 × 
= 2π × 5
= 10π ≈ 31.42 → C
Y=1x+2 (you don’t have to write the 1 in front of the x so you can write it as y=x+1)
Answer: 
Step-by-step explanation:
All that is required here is to substitute x = 2x into the right side in the same way that is done for a numeric value.

Can u add the dot plot? Then I can help you! :D
Answer:
you can use decimals
Step-by-step explanation: