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RD SHARMA-CIRCLES-All Questions
- Prove that the angle between two tangents drawn from an external po...
04:44
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- Show that tangent lines at the end points of a diameter of a circle...
03:34
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- Two concentric circles are of radii 5 cm and 3 cm. Find the length ...
03:38
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- A circle touches the sides of a quadrilateral A B C D at P ,\ Q ,\ ...
08:06
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- Find the locus of the centres of circles which touch a given line a...
02:54
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- Find the locus of centres of circles which touch two intersecting l...
02:12
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- If P T is a tangent at T to a circle whose centre is O and O P=1...
03:18
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- Find the length of a tangent drawn to a circle with radius 5 cm, fr...
01:31
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- A point is 26 cm away from the centre O of a circle and the leng...
01:21
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- If from any point on the common chord of two intersecting circles, ...
02:25
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- If the sides of a quadrilateral touch a circle, prove that the sum ...
02:55
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- If A B ,\ A C ,\ P Q are tangents in Fig. 10.51 and A B=5c m , find...
02:38
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- Prove that the intercept of a tangent between two parallel tangents...
07:08
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- In Fig. P Q is tangent at a point R of the circle with centre O...
04:30
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- If P A and P B are tangents from an outside point P such that P A=1...
02:26
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- From an external point P , tangents P A and P B drawn to a circl...
03:18
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- In Fig. 10.53, A B C is a right triangle right-angled at B such ...
04:47
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- From a point P , two tangents P A and P B are drawn to a circ...
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- Two tangent segments P A and P B are drawn to a circle with cent...
03:21
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- If A B C is isosceles with A B=A C and C(O ,\ r) is the incircl...
02:21
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