The area of a sector of a circle of radius 2 cm is cm 2 . Find the angle contained by the sector. The image shows the mathematical constant pi.

Given,Area of sector = πcm2Radius = 2cmArea of sector =

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The area of a sector of a circle of radius 2 cm iscm². Find the angle contained by the sector.

Given,

Area of sector = πcm²

Radius = 2cm

Area of sector =

Find the angle subtended at the centre of a circle of a circle of radius ‘a’ by an arc of lengthcm.

A sector of a circle of radius 4cm contains an angle of 30°. Find the area of the sector.

The area of a sector of a circle of radius 5cm is 5cm². Find the angle contained by the sector.

AB is a chord of a circle with centre O and radius 4cm. AB is of length 4 cm. Find the areas of the sector of the circle formed by chord AB.