SOLUTION: The circumference of a circle is given by the formula C = 2πr. Find r if the circumference C is 176 meters and π is 22/7. ? meters

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: The circumference of a circle is given by the formula C = 2πr. Find r if the circumference C is 176 meters and π is 22/7. ? meters      Log On


   

Question 417696: The circumference of a circle is given by the formula C = 2πr. Find r if the circumference C is 176 meters and π is 22/7.
? meters
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

 C = 2πr  OR r = (1/2)7/22C

 C = 176m

 r = (1/2)7/22*176m = 28m



CHECKING our Answer***

  2*22/7*28m = 176m