9.1. Parts of Circles & Tangent Lines http://www.ck12.org
1.KG
2.
←→
F H
3.KH
4.E
5.
←→
BK
6.
←→
CF
7.A
8.JG
- What is the longest chord in any circle?
Copy each pair of circles. Draw in all common tangents.
10.
11.
12.
Coordinate GeometryUse the graph below to answer the following questions.
- Find the radius of each circle.
- Are any circles congruent? How do you know?