Answer:
c=2πr
Step-by-step explanation:
Multiply 2 by pi and the radius. If you don't have a calculator you could just multiply 2x3.14r instead of all of pu
Is this a rise over run question
2
Answer
east
d (w) = 0.1w² – w+ 5
d(w) = c(w) - a(w)
= -0.3w²+2w+13 -(-0.4w²+3w+8)
= -0.3w²+0.4w²+2w-3w+13-8
= 0.1w²-w+5
