Solve the problem.
-If a circle of radius 5 is made to roll along the x-axis, what is the equation for the path of the center of the circle?
A) y = 10
B) x = 5
C) y = 0
D) y = 5

Question

Quizplus · Accepted Answer

The center of a circle rolling along the x-axis maintains a constant distance from the x-axis equal to the radius of the circle, which is 5 in this case. Therefore, the equation for the path of the center is y = 5.

Solve the Problem. -If a Circle of Radius 5 Is Made to Roll