The sum of the measures of the exterior angles of a regular 9-gon, one at each vertex, is the sum of the measures of the exterior angles of a regular 7-gon, one at each vertex.

Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36

Hi, can anyone show me how to do this problem? 100 points for this. in advance

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