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Circles

Mathematics · CBSE Class 10 · English Medium · 20 questions and answers

Sample questions

Q: What is a tangent to a circle?
A: A line that touches the circle at exactly one point.
Q: How many tangents can be drawn to a circle from a point inside it?
A: None; no tangent can be drawn from a point inside a circle.
Q: How many tangents can be drawn from a point outside a circle?
A: Exactly two.
Q: How many tangents can be drawn at a point on the circle?
A: Exactly one.
Q: State the theorem about a tangent and the radius at the point of contact.
A: The tangent at any point of a circle is perpendicular to the radius through the point of contact.

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