Find the circumference of the circle. Round your answer to the nearest centimeter.
A. 8cm
B. 16cm
C. 79cm
D. 157

b. 16

Step-by-step explanation:

Since you have the radius, you have to multiply that by two to get the diameter.

The formula for the circumference is d(pi) so you multiply the diameter times pi.

Then you round that answer, 15.7, to the nearest centimeter, which is 16

55

step-by-step explanation:

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.