# On the xy-coordinate plane, points A and B both lie on the circumference of a circle whose center is O, and the length of AB equals the circle\'s diameter. If the (x,y) coordinates of O are (2,1) and the (x,y) coordinates of B are (4,6), what are the (x,y) coordinates of A

#### Comments and Answers (2)

**Zoe** * *

please explain answer

**Li** * *

need help, explain answer

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