Algebra 2 · F-TF
Unit Circle — Angles in Radians and Degrees
One full rotation = 2π radians = 360°. Convert: degrees × (π/180) = radians; radians × (180/π) = degrees.
Algebra 2Common Core HSF-TF.A.1F-TFVerified correct ✓
Worked examples
Convert 45° to radians. Express your answer as a decimal rounded to 4 places.
Answer: 0.7854
Convert 30° to radians. Express your answer as a decimal rounded to 4 places.
Answer: 0.5236
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