Example 5: AB and CD are common external tangents to circles P and Q. What is the value of x?
 |
Solution: The common tangents are congruent, so we can solve the equation
2x + 7 = 3x – 8 to find that x = 15.
Content ©2009. All Rights Reserved.
Date last modified: March 28, 2009.
Created with SoftChalk LessonBuilder