# A smaller circle touches a larger circle internally and passes through the center #O# of the larger circle. If the area of the smaller circle is #200 cm^2#, what is the area of the larger circle in #cm^2#?

##### 1 Answer

Nov 30, 2016

#### Explanation:

The internal circle tangent to the external and containing the center of external circle, has as diameter the radius of the external.

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