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Circles Test - ...

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  • Question 1
    1 / -0

    If radii of two concentric circles are 4 cm and 5 cm, then the length of each chord of one circle which is tangent to the other circle is

  • Question 2
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    In Fig. 8.11, if O is the centre of a circle, PQ is a chord and the tangent PR at P makes an angle of 50° with PQ, then ∠POQ is equal to

  • Question 3
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    From a point X, the length of the tangent to a circle is 20 cm and the distance of X from the centre is 25 cm. The radius of the circle is

  • Question 4
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    If angle between two radii of a circle is 125°, then the angle between the tangents at the ends of the radii is

  • Question 5
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    From a point P which is at a distance of 13 cm from the centre O of a circle of radius 5 cm, the pair of tangents PQ and PR to the circle are drawn. Then the area of the quadrilateral PQOR is

  • Question 6
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    If two tangents inclined at an angle 60° are drawn to a circle of radius 3 cm, then length of each tangent is equal to

  • Question 7
    1 / -0

    The number tangents that can be drawn to a circle from a point inside it is

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