Q 34 If the radius of a circle is increased by 11%, then the percentage increase in its area is:
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Answered by
3
Answer:
44 percent subscribe to masterboy ff gaming
Answered by
2
Answer:
Area increased by 22%
Step-by-step explanation:
Since area of the circle=πr²
Now, ∆A/A×100=2×∆r/r×100
∆A/A×100=2(11)%
∆A/A×100=22%
Hope it helps you frnd......
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