10.2 - Tangent to a Circle
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Practice Questions
Test your understanding with targeted questions
What is a tangent?
💡 Hint: Think about how a line interacts with a circle.
How many points can a tangent touch a circle?
💡 Hint: Consider the definition of a tangent.
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Interactive Quizzes
Quick quizzes to reinforce your learning
A tangent intersects a circle at how many points?
💡 Hint: Recall the definition of a tangent.
True or False: A tangent can intersect the circle in two points.
💡 Hint: Think about what a tangent does to a circle.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Prove that at any point on a circle, there can only be one tangent line.
💡 Hint: Use the perpendicular theorem.
A circle has a radius of 4 cm. What is the length of the tangent from a point 5 cm away from the center to the point of contact?
💡 Hint: Tangent length = √(distance² - radius²).
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