2
QuizMultiple Choice
Tangents to a Circle
Question 2 • (Volch)WCA 3230 Geometry 4th Nine Weeks 25-26
Analyze the diagram below and answer the question that follows.Paul observes that and concludes that and must be tangent to the circle. What is wrong with Paul's reasoning?
Answer
A
Nothing; Paul is correct.B
The radius of the circle is unknown, so and can't be tangent to the circle.C
There is no indication that and are perpendicular to the radii at the points of intersection with the circle.D
The lengths of and aren't given, so Paul can't conclude they are congruent.