Choices are ;

3 pie over 9

-25 pie over 7

-3 pie over 7

25 pie over 7

Choices are ;

3 pie over 9

-25 pie over 7

-3 pie over 7

25 pie over 7

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Gary, IN

A coterminal angle is one that is shares the same side that makes an angle. Since they are asking for a POSITIVE angle, we simply rotate another full rotation (360 degrees or 2pi rads) to get to the same side again.

Thus, 11pi/7 + 2pi = 11pi/7 + 14pi/7 = 25pi/7

The answer is the last one.

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