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a circle with area 60 cm^2 has an arc 8 cm long the angle that is subtented at the centre of the circle by the arc is ?


3 years ago

Arun
25768 Points
							If area is given then$\pi$* r² = 60 where $\pi$ = 3.14157Now you can find rNowWe know the formulaL = r *$\theta$Where L = length of Arcr = radius of circle$\theta$ = angle made by arc at the centreNow use this and get the answer

3 years ago
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### Course Features

• 31 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions