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grade 12 · PRE-002

Read a unit-circle coordinate

Use reference angles and quadrant signs to identify exact coordinates.

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Try with a hintFresh problem · seed 1685341668

Which point on the unit circle corresponds to \(150^\circ\)?

Give me one hint

Find the reference angle.

Choose an answer\(\left(\frac{\sqrt2}{2},\frac{\sqrt2}{2}\right)\)\(\left(\frac12,\frac{\sqrt3}{2}\right)\)\(\left(-\frac{\sqrt3}{2},\frac12\right)\)\(\left(\frac{\sqrt3}{2},\frac12\right)\)

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Math Lab is a working name for Ready Rung's separate math-learning product. Guided success and independent evidence are reported separately.