Answer:
that is the solution to the question
answer:

explanation:
the area of the larger square is 36 (6*6), and the area of the smaller square is 16 (4*4). to find the ratio of the area, simply just put 16 over 36 and simplify.

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I am not sure...but....
(780/1950) * 360 ( as a circle has 360 degrees, you multiply with 360)
Ans= C 144.