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The angle between two tangents to a circ...

The angle between two tangents to a circle may be `0^(@)`.

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This may be possible only when both tangent lines coincide or are parallel to each other.
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Common tangent to two circles

NCERT EXEMPLAR-CIRCLES-Circles
  1. The length of tangent from an external point on a circle is always gre...

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  2. The length of tangent from an external point P on a circle with centre...

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  3. The angle between two tangents to a circle may be 0^(@).

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  4. Write true or false and state reason If angle between two tangents dra...

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  5. If angle between two tangents drawn from a point P to a circle of radi...

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  6. The tangent to the circumcircle of an isosceles DeltaABC at A, in whic...

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  7. If a number of circles pass through the end points P and Q of a line s...

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  8. If a number of circles pass through the end points P and Q of a line s...

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  9. AB is a diameter of a circle and AC is its chord such that angleBAC=30...

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  10. Out of the 2 concentric circle the radius of the outer circle is 5 cm ...

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  11. Two tangents PQ and PR are drawn from an external point to a circle wi...

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  12. Prove that the centre of a circle touching two intersecting lines lies...

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  13. If from an external point B of a circle with centre O, two tangents BC...

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  14. In figure, AB and CD are common tangents to two circles of unequal rad...

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  15. In figure, AB and CD are common tangents to two circles of equal radii...

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  16. In figure, common tangents AB and CD to two circles intersect at E. P...

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  17. A chord PQ of a circle is parallel to the tangent drawn at a point R ...

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  18. Prove that the tangents drawn at the end points of a chord of a circle...

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  19. Prove that a diameter AB of a circle bisects all those chords which ar...

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  20. If a hexagon ABCDEF circumscribe a circle, prove that AB + CD + EF=BC+...

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