Q 1: The radius of a circle is 14 cm, an arc AB subtends an angle of 72° at the centre O. Find the length of the arc AB. 18.6 cm 16.6 cm 17.6 cm 16.2 cm

Q 2: The radius of a circle is 28 cm, an arc AB subtends an angle at the centre O. Find the angle if the length of the arc AB is given by 70.4 cm. 144° 75° 123° 60°

Q 3: The radius of a circle is 'y' cm, an arc AB subtends an angle of 60 ° at the centre O. Find 'y' if the length of the arc AB is given by 17.6 cm. 16.81 cm 17.52 cm 15.62 cm 18.63 cm

Q 4: The radius of a circle is 'x' cm, an arc AB subtends an angle of 240° at the centre O. Find 'x' if the length AB is given by 29.32 cm . 6 cm 2 cm 8 cm 7 cm

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