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Viva Voce: Tangents drawn from an External Point | Lab Manuals for Class 10 PDF Download

Q.1. Is it possible that a line can touch the circle at more than one point?

No


Q.2. Is it possible to draw a tangent from a point inside the circle

No


Q.3. In the fig. (i), is ∆POQ ≅ ∆POR?
Viva Voce: Tangents drawn from an External Point | Lab Manuals for Class 10

Yes


Q.4. In the fig. (i), is √x = √y ?

Yes


Q.5. Define tangent to a circle.

A line touching the circle at one point is called a tangent to that circle.


Q.6. How many tangents can be drawn to a circle from a common point outside the circle?

Two


Q.7. Is it possible to draw two tangents of different lengths from a common external point?

No


Q.8. Is a tangent at any point of a circle perpendicular to the radius through the point of contact?

Yes


Q.9. The distance between two parallel tangents drawn to a circle is equal to the?

diameter of circle

Q.10. AB and AC are two tangents drawn to the circle with centre O. If ∠BAC = 85° then ∠BOC is

95°

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