The length of the tangent from an external point A to a circle
Circles (10)The length of the tangent from an external point A to a circle, of radius 3 cm, is 4 cm. The distance of A from the centre of the circle is
- 7 cm
- 5 cm
- √7 cm
- 25 cm
Answer
B. 5 cm
Exam Year:
2023
Related Questions
- How many tangents can be drawn to a circle from a point on it
- Prove that the lengths of tangents drawn from an external point to a circle are equal
- A circle touches all the four sides of a quadrilateral ABCD. Prove that AB + CD = BC + DA
- Prove that the tangents drawn at the end points of a chord of a circle make equal angles with the chord
- The length of the arc of a circle of radius 14 cm which subtends an angle of
- In the adjoining figure, PT is a tangent at T to the circle with centre O. If $ \angle TPO = 30^o $, find the value of x