question on circles..........
Asked by krithika.rrrr | 5th May, 2009, 12:48: AM
Expert Answer:
Let the radius of circle be r.
6r=DC=24
r=4 cm
Now AD=2r=8 cm
Area of shaded region ,A=AB*CD-3 π r2 =24*8- 3*3.1416*42 =41.2 cm2
Rounding of to nearest decimal gives solution as 41 cm2
Answered by | 9th May, 2009, 10:56: AM
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