Lesson 10.1

Radius: Segment with one endpoint in the center and one endpoint on the circle.

Chord: Segments with two endpoints on the circle

Diameter: Chord that passes through the center.

Ex1: Name the circle, a radius, a chord, and a diameter of the circle.

Ex2: The diameters of circles A, B, and C are 10 in, 20in, and 14in respectively. Find XB.

Ex3)	a. Find C if r=7 inches	b. Find C if d = 12.5 inches

c. Find d and r to the nearest hundredth if C = 136.9

Ex4) Find the exact circumference of circle P

Ex5) A square with a side length of 8 inches is inscribed in a circle N. Find the exact circumference of circle N.

Rose, Kristen

2012-11-29