| 107300 | Unit Circle: Sine and Cosine Functions · Exercise 53 | Medium | |
| 107311 | The Other Trigonometric Functions · Exercise 53 | Medium | |
| 107313 | The Other Trigonometric Functions · Exercise 55 | Medium | |
| 107315 | The Other Trigonometric Functions · Exercise 57 | Medium | |
| 107317 | The Other Trigonometric Functions · Exercise 59 | Medium | |
| 107319 | The Other Trigonometric Functions · Exercise 61 | Medium | |
| 107320 | The Other Trigonometric Functions · Exercise 75 | Medium | |
| 103296 | Unit Circle · Exercise 6 | Medium | |
| 103298 | Unit Circle · Exercise 10 | Medium | |
| 103300 | Unit Circle · Exercise 12 | Medium | |
| 103302 | Unit Circle · Exercise 14 | Medium | |
| 103304 | Unit Circle · Exercise 16 | Medium | |
| 103306 | Unit Circle · Exercise 18 | Medium | |
| 103308 | Unit Circle · Exercise 20 | Medium | |
| 103310 | Unit Circle · Exercise 22 | Medium | |
| 103312 | Unit Circle · Exercise 24 | Medium | |
| 103314 | Unit Circle · Exercise 26 | Medium | |
| 103316 | Unit Circle · Exercise 28 | Medium | |
| 103318 | Unit Circle · Exercise 30 | Medium | |
| 103320 | Unit Circle · Exercise 32 | Medium | |
| 103322 | Unit Circle · Exercise 34 | Medium | |
| 103324 | Unit Circle · Exercise 36 | Medium | |
| 103326 | Unit Circle · Exercise 38 | Medium | |
| 103328 | Unit Circle · Exercise 40 | Medium | |
| 103330 | Unit Circle · Exercise 42 | Medium | |
| 103332 | Unit Circle · Exercise 44 | Medium | |
| 103334 | Unit Circle · Exercise 46 | Medium | |
| 103336 | Unit Circle · Exercise 48 | Medium | |
| 103338 | Unit Circle · Exercise 50 | Medium | |
| 103340 | Unit Circle · Exercise 52 | Medium | |
| 103342 | Unit Circle · Exercise 54 | Medium | |
| 103344 | Unit Circle · Exercise 56 | Medium | |
| 103346 | Unit Circle · Exercise 58 | Medium | |
| 103348 | Unit Circle · Exercise 80 | Medium | |
| 103350 | Unit Circle · Exercise 82 | Medium | |
| 103352 | Unit Circle · Exercise 84 | Medium | |
| 103354 | Unit Circle · Exercise 86 | Medium | |
| 103356 | Unit Circle · Exercise 88 | Medium | |
| 103368 | Unit Circle · Exercise 100 | Medium | |
| 103370 | Unit Circle · Exercise 102 | Medium | |
| 103372 | Unit Circle · Exercise 104 | Medium | |
| 103393 | The Other Trigonometric Functions · Exercise 6 | Medium | |
| 103395 | The Other Trigonometric Functions · Exercise 8 | Medium | |
| 103397 | The Other Trigonometric Functions · Exercise 10 | Medium | |
| 103399 | The Other Trigonometric Functions · Exercise 12 | Medium | |
| 103401 | The Other Trigonometric Functions · Exercise 14 | Medium | |
| 103403 | The Other Trigonometric Functions · Exercise 16 | Medium | |
| 103405 | The Other Trigonometric Functions · Exercise 18 | Medium | |
| 103407 | The Other Trigonometric Functions · Exercise 20 | Medium | |
| 103409 | The Other Trigonometric Functions · Exercise 22 | Medium | |