### Home > CC2 > Chapter 8 > Lesson 8.3.3 > Problem 8-87

8-87.

Read the Math Notes box for this lesson and then find the length of the radius and diameter of each of the following circles.

The radius of a circle is a line segment from its center to any point on the circle. The diameter of a circle is a line going through the center and ending on opposite sides of the circle.

Radius:

cm

Diameter:cm

How is the information for this circle different than part (a)?

Radius:

in

Diameter:in

Use the same method as part (a).