2(pi)(r). This is just the formula for the circumference of a circle.
Answer:
It would\ be -7 F.
Step-by-step explanation:
Multiply each by the same constant and you'll get another ratio ie. 5/7 --> 10/14 --> 15/21
It is 71 because 0 is less than 5, so it stays the same.
77/88=0.875 (87.5%)
100-87.5=12.5
There is a differnce of 12.5%