the circumference of circle c is 90 cm. what is the length of ab (in red)?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp