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In a circle of radius 21 cm, an arc subt...

In a circle of radius 21 cm, an arc subtends an angle of `60^(@)` at the centre. Find area of the sector formed by the arc.

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The correct Answer is:
`231cm^(2)`
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VK GLOBAL PUBLICATION-AREAS RELATED TO CIRCLES-Proficiency Exercise (Short Answer Questions -II)
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  2. In a circle of radius 21 cm, an arc subtends an angle of 60^(@) at the...

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  4. In Fig. 12.55, AB and CD are two perpendicular diameters of a circle w...

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  20. Find the area of the flower bed (with semicircular ends).

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