World 7 · Unit circle to sine wave · 7 min · PRORadians: measure an angle by its arc
The point (cos θ, sin θ)
PRO · Calculus & Probability
World 7: Unit circle to sine wave is part of PRO
The first world of Calculus & Probability is free. PRO opens the other 48 lessons in 6 worlds — simulations, quizzes and all.
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