Please tell the answer of q20 it is very urgent..pls answer fast.....
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2
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Step-by-step explanation:
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Aaditya2003:
In your one, shaded area is different
Please check the shaded area is different in the question I asked and in your answer.....
Ya thats why is asked this question @Aaditya2003
1st you can find the area of sector
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2
Answer:
Step-by-step explanation:
ar. of bigger circle=22/7×14×14
616cm²
ar. of smaller circle is154cm²
Therefore ar. of ring is 462cm²
ar of bigger sector is πr²θ/360
22/7×14×14/9
616/9cm²
ar of smaller sector is 154/9cm²
ar. of ring not shaded is 462/9cm²
Therefore ar. Of shaded area is 462-462/9=410.6666cm²
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