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The measure of central angle of a circle...

The measure of central angle of a circle is `60^(@)` and the radius of circle is 21 cm. Find the area of the sector associated withh the central angle.

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The correct Answer is:
231 `cm^(2)`
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TARGET PUBLICATION-MENSURATION-Chapter Assessment
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  2. If the ratio of area of the circle and the circumference is 9 : 4, the...

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  3. The curved surface area of the cone of radius 5 cm and height 12 cm is

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  4. The side of a cube having volume 27 cm^(3) is

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  5. The radii of the circular faces of the frustum are 20 cm and 12 cm res...

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  6. The measure of central angle of a circle is 60^(@) and the radius of c...

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  7. In the given figure side of square ABCD is 7 cm. With centre D and r...

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  8. The circumferences of circular faces of a frustum are 132 cm and 88 cm...

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  9. Find the curved surface area of a frustum if the radii of the circular...

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  10. Find the volume of a sphere of diameter 6 cm.

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  11. Find the area of sector whose arc length and radius are 20 cm and 8 cm...

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  12. एक तम्बू ऊपर से शक्वाकार तथा निचे से लंबवृतिये बेलने के रूप का है। तम्...

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  13. The length, breadth and height of a parallelopiped are 98 cm, 40 cm an...

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  14. In the adjoining figure, if O is the centre of the circle, PQ is a cho...

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  18. किसी बेलन का सम्पूर्ण पृष्ठ क्षेत्रफल गोले के पृष्ठ क्षेत्रफल से दोगनु...

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