✏️ Radians & the Unit Circle: Practice A (F-TF.A.2)

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Use the unit circle and radian measure. Solve each problem.

1. 300° in radians, and the point (cos, sin) on the unit circle

2. Convert 7π/4 radians to degrees

3. 180° in radians, and the point (cos, sin) on the unit circle

4. Convert π/4 radians to degrees

5. 330° in radians, and the point (cos, sin) on the unit circle

6. Convert 3π/4 radians to degrees

7. Convert 5π/3 radians to degrees

8. 225° in radians, and the point (cos, sin) on the unit circle

9. Convert 2π/3 radians to degrees

10. Convert 5π/6 radians to degrees

11. 30° in radians, and the point (cos, sin) on the unit circle

12. Convert 11π/6 radians to degrees

Answer key: 1) 5π/3; (1/2, −√3/2) · 2) 315° · 3) π; (−1, 0) · 4) 45° · 5) 11π/6; (√3/2, −1/2) · 6) 135° · 7) 300° · 8) 5π/4; (−√2/2, −√2/2) · 9) 120° · 10) 150° · 11) π/6; (√3/2, 1/2) · 12) 330°

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Worksheets › Grade 11 Math (Algebra II) › Radians & the Unit Circle › Radians & the Unit Circle

Grade 11 (ages 16–17)Numbers & mathsFree printable PDF

About this grade 11 worksheet

Free Grade 11 Algebra II math worksheet (Common Core F-TF.A.2): radians & the unit circle — twelve practice problems, with answer key. Skill: Use the unit circle and radian measure. Level: Grade 11 — also suits Year 12 (UK).

For teachers: skills & standards

CCSS F-TF.A.2: Use the unit circle and radian measure
Works as a morning-work page, a centre/station activity, homework or an early-finisher task.

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What age is it for?

It is designed for Grade 11 (ages 16–17), but use it with any child who is ready.

What skills does it build?

Use the unit circle and radian measure.

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More “Radians & the Unit Circle” printables (f-tf.a.2: use the unit circle and radian measure)

Radians & the Unit Circle: Practice B (F-TF.A.2) · Radians & the Unit Circle: Mixed Practice & Reasoning (F-TF.A.2) · Radians & the Unit Circle: Show Your Thinking (F-TF.A.2) · Radians & the Unit Circle: Quick Check (F-TF.A.2)

All 5 radians & the unit circle sheets → · Grade 11 Math (Algebra II): all 10 skills → · All Common Core grades

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