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OpenStudy (anonymous):
The radius of a circle is multiplied by 10. Its area is _____ times bigger than the original circle.
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Parth (parthkohli):
Think of the radius as 1, calculate the area. Now think of the radius as 10, calculate the area. What is the ratios of their areas?
Parth (parthkohli):
Divide: \( \color{Black}{\Rightarrow \Large {\text{Area of the new circle} \over \text{Area of originial circle}} }\)
Parth (parthkohli):
That'll be your answer.
OpenStudy (anonymous):
mmmm
OpenStudy (anonymous):
100 right?
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