I. Exam
II. Answer Key
Answer Key for the 2021 National High School Graduation Exam in Mathematics
For the 2021 National High School Graduation Exam in Mathematics, students will have to complete 50 multiple-choice questions within a 90-minute time frame. Similar to exams in Literature, English, Physics, and others, the knowledge assessed in the Mathematics exam will be based on the 12th-grade curriculum. To excel in the exam, students need to master the content of the three main parts: Algebra - Trigonometry - Geometry, with a special emphasis on crucial topics such as Combinations and Probability, Integration, and Spatial Geometry.
I. 2021 National High School Graduation Exam in Mathematics
II. Answer Key for the 2021 National High School Graduation Exam in Mathematics
- Code 101:
1. A | 2. C | 3. B | 4. D | 5. D | 6. A | 7. D | 8. D | 9. A | 10. C |
11. A | 12. A | 13. C | 14. A | 15. C | 16. B | 17. C | 18. A | 19. B | 20. A |
21. B | 22. D | 23. B | 24. A | 25. B | 26. C | 27. B | 28. B | 29. B | 30. A |
31. C | 32. D | 33. B | 34. B | 35. A | 36. C | 37. A | 38. A | 39. A | 40. B |
41. D | 42. D | 43. B | 44. D | 45. C | 46. D | 47. C | 48. D | 49. D | 50. A |
- Code 102:
1. C | 2. D | 3. D | 4. D | 5. A | 6. A | 7. C | 8. C | 9. C | 10. A |
11. B | 12. D | 13. A | 14. B | 15. D | 16. D | 17. B | 18. D | 19. C | 20. C |
21. D | 22. D | 23. C | 24. D | 25. C | 26. A | 27. D | 28. B | 29. B | 30. B |
31. A | 32. C | 33. C | 34. B | 35. B | 36. C | 37. B | 38. B | 39. B | 40. A |
41. B | 42. B | 43. A | 44. C | 45. A | 46. | 47. | 48. B | 49. B | 50. C |
- Code 103:
1. B | 2. C | 3. C | 4. D | 5. C | 6. C | 7. B | 8. A | 9. B | 10. C |
11. D | 12. A | 13. C | 14. A | 15. B | 16. C | 17. B | 18. D | 19. C | 20. D |
21. C | 22. A | 23. A | 24. B | 25. C | 26. A | 27. D | 28. A | 29. B | 30. A |
31. A | 32. D | 33. D | 34. B | 35. B | 36. A | 37. B | 38. A | 39. D | 40. D |
41. B | 42. D | 43. B | 44. A | 45. D | 46. A | 47. D | 48. | 49. D | 50. A |
- Code 104:
1. B | 2. C | 3. D | 4. C | 5. C | 6. D | 7. C | 8. B | 9. B | 10. B |
11. C | 12. C | 13. B | 14. C | 15. C | 16. C | 17. A | 18. B | 19. A | 20. D |
21. D | 22. B | 23. A | 24. A | 25. C | 26. A | 27. B | 28. B | 29. A | 30. D |
31. A | 32. D | 33. B | 34. A | 35. A | 36. D | 37. B | 38. A | 39. B | 40. D |
41. A | 42. B | 43. D | 44. B | 45. D | 46. B | 47. B | 48. A | 49. A | 50. D |
- Code 105:
1. A | 2. B | 3. B | 4. D | 5. D | 6. B | 7. D | 8. C | 9. C | 10. B |
11. C | 12. B | 13. A | 14. C | 15. B | 16. C | 17. B | 18. B | 19. A | 20. D |
21. A | 22. D | 23. A | 24. A | 25. D | 26. D | 27. C | 28. B | 29. D | 30. B |
31. D | 32. C | 33. C | 34. B | 35. A | 36. A | 37. C | 38. C | 39. D | 40. B |
41. D | 42. C | 43. A | 44. C | 45. C | 46. B | 47. C | 48. A | 49. A | 50. D |
- Code 106:
1. C | 2. B | 3. D | 4. D | 5. C | 6. A | 7. B | 8. B | 9. C | 10. C |
11. D | 12. B | 13. D | 14. D | 15. A | 16. C | 17. C | 18. C | 19. A | 20. C |
21. B | 22. B | 23. C | 24. B | 25. D | 26. D | 27. B | 28. A | 29. A | 30. C |
31. C | 32. B | 33. D | 34. D | 35. C | 36. B | 37. A | 38. A | 39. A | 40. B |
41. A | 42. B | 43. B | 44. D | 45. D | 46. A | 47. B | 48. A | 49. A | 50. D |
- Code 107:
1. A | 2. C | 3. C | 4. A | 5. D | 6. B | 7. C | 8. D | 9. C | 10. C |
11. D | 12. D | 13. B | 14. B | 15. D | 16. B | 17. C | 18. B | 19. C | 20. A |
21. C | 22. D | 23. C | 24. A | 25. D | 26. B | 27. D | 28. A | 29. B | 30. C |
31. C | 32. D | 33. C | 34. C | 35. D | 36. D | 37. D | 38. A | 39. A | 40. B |
41. C | 42. B | 43. A | 44. A | 45. B | 46. A | 47. D | 48. A | 49. A | 50. B |
- Code 108:
1. C | 2. C | 3. B | 4. C | 5. D | 6. A | 7. A | 8. B | 9. C | 10. C |
11. D | 12. A | 13. B | 14. A | 15. B | 16. D | 17. D | 18. D | 19. B | 20. A |
21. B | 22. B | 23. A | 24. D | 25. A | 26. B | 27. A | 28. A | 29. B | 30. A |
31. A | 32. D | 33. B | 34. A | 35. B | 36. D | 37. A | 38. D | 39. B | 40. D |
41. C | 42. B | 43. D | 44. A | 45. D | 46. B | 47. A | 48. D | 49. B | 50. D |
- Code 109:
1. A | 2. A | 3. D | 4. A | 5. A | 6. C | 7. B | 8. C | 9. B | 10. B |
11. B | 12. C | 13. B | 14. A | 15. B | 16. A | 17. B | 18. A | 19. D | 20. B |
21. B | 22. C | 23. C | 24. D | 25. D | 26. C | 27. D | 28. A | 29. B | 30. A |
31. A | 32. D | 33. C | 34. D | 35. A | 36. C | 37. D | 38. C | 39. D | 40. D |
41. C | 42. C | 43. A | 44. A | 45. C | 46. C | 47. B | 48. A | 49. A | 50. C |
- Code 110:
1. A | 2. A | 3. A | 4. D | 5. D | 6. B | 7. A | 8. A | 9. C | 10. D |
11. D | 12. C | 13. C | 14. B | 15. B | 16. C | 17. B | 18. B | 19. A | 20. A |
21. B | 22. B | 23. A | 24. B | 25. B | 26. A | 27. B | 28. C | 29. D | 30. C |
31. B | 32. D | 33. A | 34. D | 35. C | 36. D | 37. C | 38. A | 39. C | 40. A |
41. D | 42. D | 43. C | 44. C | 45. D | 46. D | 47. C | 48. D | 49. C | 50. A |
- Code 111:
1. A | 2. B | 3. C | 4. C | 5. D | 6. D | 7. C | 8. C | 9. D | 10. D |
11. D | 12. B | 13. B | 14. B | 15. C | 16. D | 17. A | 18. C | 19. C | 20. D |
21. C | 22. B | 23. A | 24. C | 25. D | 26. A | 27. B | 28. C | 29. B | 30. D |
31. A | 32. C | 33. B | 34. D | 35. D | 36. D | 37. B | 38. D | 39. C | 40. B |
41. D | 42. C | 43. B | 44. B | 45. C | 46. B | 47. D | 48. B | 49. C | 50. C |
- Code 112:
1. C | 2. C | 3. B | 4. D | 5. A | 6. D | 7. C | 8. A | 9. B | 10. B |
11. D | 12. C | 13. A | 14. D | 15. B | 16. B | 17. C | 18. A | 19. C | 20. C |
21. D | 22. B | 23. C | 24. D | 25. B | 26. D | 27. D | 28. A | 29. D | 30. A |
31. C | 32. D | 33. A | 34. C | 35. D | 36. B | 37. A | 38. B | 39. D | 40. B |
41. C | 42. C | 43. C | 44. A | 45. A | 46. B | 47. C | 48. B | 49. B | 50. A |
- Code 113:
1. D | 2. B | 3. B | 4. A | 5. B | 6. C | 7. D | 8. D | 9. B | 10. A |
11. A | 12. B | 13. C | 14. D | 15. A | 16. D | 17. C | 18. A | 19. B | 20. B |
21. A | 22. B | 23. C | 24. A | 25. A | 26. B | 27. C | 28. C | 29. C | 30. A |
31. A | 32. C | 33. C | 34. A | 35. C | 36. C | 37. C | 38. B | 39. B | 40. B |
41. A | 42. C | 43. A | 44. C | 45. C | 46. B | 47. C | 48. B | 49. A | 50. B |
- Code 114:
1. B | 2. C | 3. A | 4. D | 5. C | 6. D | 7. B | 8. D | 9. B | 10. B |
11. C | 12. D | 13. B | 14. A | 15. D | 16. D | 17. C | 18. B | 19. D | 20. C |
21. A | 22. A | 23. D | 24. A | 25. A | 26. B | 27. D | 28. B | 29. B | 30. A |
31. D | 32. A | 33. B | 34. D | 35. D | 36. A | 37. A | 38. D | 39. D | 40. A |
41. A | 42. A | 43. B | 44. A | 45. B | 46. D | 47. D | 48. B | 49. B | 50. A |
- Code 115:
1. A | 2. C | 3. A | 4. D | 5. D | 6. D | 7. A | 8. A | 9. D | 10. B |
11. A | 12. A | 13. D | 14. C | 15. B | 16. C | 17. A | 18. A | 19. A | 20. B |
21. B | 22. B | 23. C | 24. B | 25. A | 26. A | 27. B | 28. B | 29. A | 30. C |
31. C | 32. B | 33. C | 34. C | 35. B | 36. B | 37. A | 38. C | 39. A | 40. B |
41. B | 42. C | 43. C | 44. B | 45. B | 46. C | 47. B | 48. A | 49. C | 50. C |
- Code 116:
1. B | 2. A | 3. C | 4. D | 5. C | 6. C | 7. A | 8. A | 9. C | 10. D |
11. B | 12. B | 13. A | 14. B | 15. B | 16. D | 17. C | 18. C | 19. A | 20. C |
21. D | 22. D | 23. C | 24. D | 25. C | 26. D | 27. C | 28. D | 29. A | 30. C |
31. C | 32. C | 33. A | 34. A | 35. A | 36. C | 37. D | 38. C | 39. A | 40. A |
41. D | 42. A | 43. D | 44. A | 45. D | 46. D | 47. C | 48. A | 49. A | 50. D |
- Code 117:
1. D | 2. C | 3. B | 4. B | 5. A | 6. D | 7. C | 8. A | 9. B | 10. C |
11. A | 12. A | 13. A | 14. C | 15. B | 16. A | 17. C | 18. C | 19. D | 20. A |
21. B | 22. A | 23. C | 24. D | 25. C | 26. D | 27. C | 28. A | 29. D | 30. C |
31. D | 32. A | 33. A | 34. C | 35. D | 36. D | 37. C | 38. C | 39. D | 40. D |
41. A | 42. C | 43. D | 44. D | 45. A | 46. D | 47. C | 48. D | 49. D | 50. A |
- Code 118:
1. C | 2. A | 3. D | 4. C | 5. C | 6. D | 7. A | 8. A | 9. B | 10. A |
11. A | 12. D | 13. B | 14. D | 15. C | 16. B | 17. B | 18. A | 19. C | 20. C |
21. D | 22. B | 23. D | 24. A | 25. B | 26. C | 27. B | 28. A | 29. B | 30. C |
31. B | 32. B | 33. A | 34. D | 35. A | 36. C | 37. A | 38. B | 39. A | 40. D |
41. D | 42. D | 43. C | 44. B | 45. A | 46. C | 47. D | 48. B | 49. B | 50. C |
- Code 119:
1. D | 2. C | 3. C | 4. D | 5. D | 6. C | 7. A | 8. C | 9. B | 10. B |
11. B | 12. A | 13. D | 14. C | 15. C | 16. A | 17. B | 18. D | 19. A | 20. D |
21. D | 22. B | 23. B | 24. B | 25. C | 26. A | 27. D | 28. A | 29. C | 30. C |
31. B | 32. B | 33. D | 34. C | 35. A | 36. B | 37. A | 38. D | 39. A | 40. B |
41. C | 42. D | 43. D | 44. B | 45. C | 46. A | 47. D | 48. B | 49. A | 50. B |
- Code 120:
1. B | 2. A | 3. A | 4. B | 5. D | 6. B | 7. A | 8. A | 9. D | 10. D |
11. B | 12. B | 13. A | 14. A | 15. D | 16. D | 17. C | 18. C | 19. D | 20. D |
21. C | 22. C | 23. D | 24. C | 25. A | 26. D | 27. B | 28. D | 29. A | 30. A |
31. B | 32. D | 33. D | 34. C | 35. C | 36. D | 37. B | 38. C | 39. A | 40. B |
41. C | 42. B | 43. C | 44. A | 45. C | 46. B | 47. B | 48. A | 49. C | 50. C |
- Code 121:
1. A | 2. D | 3. A | 4. A | 5. C | 6. D | 7. C | 8. C | 9. A | 10. C |
11. B | 12. C | 13. B | 14. D | 15. D | 16. D | 17. B | 18. D | 19. A | 20. B |
21. C | 22. B | 23. C | 24. C | 25. B | 26. D | 27. B | 28. D | 29. A | 30. D |
31. C | 32. D | 33. C | 34. D | 35. A | 36. D | 37. C | 38. B | 39. B | 40. A |
41. A | 42. C | 43. A | 44. B | 45. B | 46. A | 47. A | 48. D | 49. B | 50. A |
- Code 122:
1. A | 2. A | 3. C | 4. A | 5. C | 6. C | 7. B | 8. D | 9. C | 10. D |
11. D | 12. C | 13. B | 14. A | 15. B | 16. A | 17. C | 18. B | 19. B | 20. D |
21. B | 22. B | 23. D | 24. D | 25. C | 26. C | 27. D | 28. B | 29. D | 30. B |
31. D | 32. D | 33. B | 34. C | 35. B | 36. B | 37. C | 38. D | 39. D | 40. C |
41. B | 42. D | 43. B | 44. B | 45. C | 46. C | 47. B | 48. C | 49. D | 50. D |
- Code 123:
1. B | 2. A | 3. D | 4. C | 5. B | 6. D | 7. D | 8. B | 9. A | 10. C |
11. B | 12. A | 13. C | 14. B | 15. B | 16. C | 17. D | 18. C | 19. D | 20. A |
21. B | 22. A | 23. B | 24. A | 25. D | 26. B | 27. D | 28. A | 29. A | 30. C |
31. D | 32. A | 33. C | 34. D | 35. C | 36. D | 37. B | 38. C | 39. D | 40. C |
41. D | 42. A | 43. A | 44. D | 45. C | 46. A | 47. B | 48. D | 49. C | 50. D |
- Code 124:
1. C | 2. D | 3. A | 4. C | 5. B | 6. D | 7. B | 8. A | 9. C | 10. B |
11. B | 12. D | 13. A | 14. A | 15. B | 16. C | 17. C | 18. B | 19. B | 20. D |
21. D | 22. C | 23. D | 24. D | 25. C | 26. D | 27. B | 28. C | 29. B | 30. A |
31. A | 32. B | 33. C | 34. B | 35. C | 36. D | 37. C | 38. C | 39. A | 40. A |
41. A | 42. D | 43. A | 44. D | 45. B | 46. D | 47. B | 48. A | 49. D | 50. A |
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To gain objective insights into the quality of the 2021 National High School Exam, alongside the Answer Key for the Mathematics test, students should not overlook: Answer Key for the National High School Exam in Literature, Answer Key for the National High School Exam in Physics, Answer Key for the National High School Exam in Chemistry, Answer Key for the National High School Exam in Biology.
