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In the given figure, RQ is a tangent to ...

In the given figure, `RQ` is a tangent to the circle with centre `O`. If `SQ=6cm` and `QR=4cm`, then `OR` is equal to

A

`2.5cm`

B

`3cm`

C

`5cm`

D

`8cm`

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Knowledge Check

  • In figure, AT is a tangent to the circle with centre 0 such that OT = 4 cm and angleOTA=30^(@) . Then, AT is equal to

    A
    4 cm
    B
    2 cm
    C
    `2sqrt3cm`
    D
    `4sqrt3cm`

  • In the given figure, O is the centre of the circle. AB is tangent. AB =12 cm and OB = 13 cm . Find OA:

    A
    6.5 cm
    B
    6 cm
    C
    5 cm
    D
    none of these
    • RS AGGARWAL-CIRCLES-Multiple-choice questions (MCQ)
    1. In the given figure, RQ is a tangent to the circle with centre O. If S...

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    2. In a circle of radius 7 cm, tangent PT is drawn from a point P such th...

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    3. In the given figure, PT is a tangent to the circle with centre O. If O...

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    4. In the given figure, point P is 26cm away from the centre O of a circl...

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    5. In the given figure, AB and AC are tangents to the circle with centre ...

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    6. In the given figure, O is the centre of two concentric circles of rad...

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    7. In the given figure, AB and AC are tangents to a circle with centre O ...

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    8. In the given figure, O, is the centre of a circle, AOC is its diameter...

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    9. In the given figure, O is the centre of a circle, PQ is a chord and PT...

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    10. In the given figure, AT is a tangent to the circle with centre O such ...

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    11. If PA and PB are two tangents to a circle with centre O such that /AOB...

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    12. In the given figure, the length of BC is

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    13. In the given figure, if, /AOD=135^(@) then /BOC is equal to

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    14. In the given figure, O is the centre of a circle and PT is the tangent...

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    15. In the given figure, PA and PB are two tangetns to the circle with cen...

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    16. In the given figure, PQ and PR are tangents to a circle with centre A....

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    17. In the given figure, PA and PB are two tangents drawn from an external...

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    18. If PA and PB are two tangents to a circle with centre O such that /APB...

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    19. In the given figure, O is the centre of the circle. AB is the tangent ...

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    20. In the given figure, O is the centre of the circle. AB is the tangent ...

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