Construction of Circles and Line Segments

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  • Q1

    If the diameter of a circle is 8.6 cm, then its radius will be

    Marks:1
    Answer:

    4.3 cm.

    Explanation:
    We know that, Diameter = 2 radius
                 Radius of circle = (8.6 / 2) cm
                                        = 4.3 cm
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  • Q2

    In the given figure, point A lies in/on

    Marks:1
    Answer:

    interior of the circle

    Explanation:

    Point A lies in the interior part of the given circle.

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  • Q3

    In the given figure, the diameter of the circle is

    Marks:1
    Answer:

    BC.

    Explanation:
    In the given figure, BC is the diameter of the circle.
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  • Q4

    In the given figure, the line/line segment which represents the tangent, is

    Marks:1
    Answer:

    MN.

    Explanation:

    Since MN touches the circle at only one point P, hence it is a tangent.

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  • Q5

    In the given figure radius of the circle is


    Marks:1
    Answer:

    both OA & OB.

    Explanation:
    Since radius of a circle is distance between center and any point on the circle, radii in the figure are both OA & OB.
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