9
QuizMultiple Choice
Secants, Tangents, and Angles
Question 9 • KY-Geometry B-CR
Circle O is shown. 2 secants intersect at a point outside of the circle to form angle 1. The first arc formed is d, and the second arc formed is b. Arcs a and c are the other 2 arcs outside of the secants.
Answer
A
m∠1 = (a – c)
B
m∠1 = (a + c)C
m∠1 = (b – d)D
m∠1 = (b + d)