MATH GENIUSES HELLPP PLEASE A circle has a circumference 200π feet. What is the radius of the circle?

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.