PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. Find the length of the tangent drawn from a point whose distance from the centre of a circle is \(5 \ cm\) and the circle's radius is \(3 \ cm\).
Answer:
The length of the tangent \(=\) \(cm\)
2. In the below figure, \(O\) is the centre of a circle. \(PQ\) is a
chord and the tangent \(PR\) at \(P\) makes an angle of \(50^\circ\) with \(PQ\).
Find \(\angle POQ\).
Answer:
The angle \(POQ\) \(=\) \(^\circ\)
3. In the below figure, \(\Delta ABC\) is circumscribing a circle. Find the length of \(BC\).
Answer:
The length of \(BC\) \(=\) \(cm\)
4. If the radii of two concentric circles are \(4 \ cm\) and \(5 cm\), then find the length of the chord of one circle, which is tangent to the other circle.
Answer:
The length of the chord of one circle which is tangent to the other circle \(=\) \(cm\)