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*Q.* A sector of a circle …

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*Q.* A sector of a circle of radius 12 cm has the angle 120°. It is rolled up so that two bounding radii are joined together to form a cone. Find the volume of the cone.

    • Posted by Karan Kumar Mahato 6 years, 10 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Raj Raj 6 years, 10 months ago

    Volume of cone=πr²×120÷360 =3.14×12×12×120÷360 =3.14×48 =150.72cm²

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