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Mathematics 13 Online
OpenStudy (anonymous):

Which of the following could be points on the unit circle? A. (1/3,2/3) B. (4/3,4/5) C. (6/7, sqrt 13/7 ) D. (5/13, 12/13)

OpenStudy (anonymous):

The equation for the unit circle is: \[x^2 + y^2 = 1\] So, to check these points, plug in their x values and y values into this equation and see if it's true.

OpenStudy (anonymous):

Thank you!!

OpenStudy (anonymous):

You're welcome, glad I could help.

OpenStudy (anonymous):

so what was the answer?

OpenStudy (anonymous):

(1,1) & ( sqrt3/2, 1/3)

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