1. Y10 Triangle Starters Pythagoras APythagoras A | Pythagoras A AnswersPythagoras A Answers Pythagoras BPythagoras B | Pythagoras B AnswersPythagoras B Answers Pythagoras CPythagoras C | Pythagoras C AnswersPythagoras C Answers Pythagoras DPythagoras D | Pythagoras D AnswersPythagoras D Answers Trigonometry ETrigonometry E | Trigonometry E AnswersTrigonometry E Answers Trigonometry FTrigonometry F | Trigonometry F AnswersTrigonometry F Answers Trigonometry GTrigonometry G | Trigonometry G AnswersTrigonometry G Answers Trigonometry HTrigonometry H | Trigonometry H AnswersTrigonometry H Answers Trigonometry ITrigonometry I | Trigonometry J AnswersTrigonometry J Answers Trigonometry JTrigonometry J | Trigonometry J AnswersTrigonometry J Answers Trigonometry KTrigonometry K | Trigonometry K AnswersTrigonometry K Answers Trigonometry LTrigonometry L | Trigonometry L AnswersTrigonometry L Answers Trigonometry MTrigonometry M | Trigonometry M AnswersTrigonometry M Answers Revision ARevision A | Revision A AnswersRevision A Answers Revision BRevision B | Revision B AnswersRevision B Answers

2. Pythagoras A Home 1) 2) 5) 6) 7) 8) 9) 10) 3) 4) Calculate the following: 2.3 2 = 5 2 + 6 2 =

3. Pythagoras A Answers Home 1) 2) 5) 6) 7) 8) 9) 10) 3) 4) Calculate the following: 2.3 2 = 5 2 + 6 2 =

4. Pythagoras B Home 1) 2) 3) 4) Calculate the unknown side lengths: 6.4m 5m ? 15mm 8mm ? 23cm 17cm ? 12m 13m ?

5. Pythagoras B Answers Home 1) 2) 3) 4) Calculate the unknown side lengths: 6.4m 5m ? 15mm 8mm ? 23cm 17cm ? 12m 13m ?

6. Pythagoras C Home 1) 2) 3) Calculate the unknown lengths: 6m 1.2m ? 2.2m 5.3m ? 7.4m ? 10.5m 4) 6.4m 2.8m ? 3.7m ?

7. Pythagoras C Answers Home 1) 2) 3) Calculate the unknown lengths: 6m 1.2m ? 2.2m 5.3m ? 7.4m ? 10.5m 4) 6.4m 2.8m ? 3.7m ?

8. Pythagoras D Home 1) 2) 3) Calculate the unknown lengths: 12cm 5cm 8cm A 5.2m C 3m B 12cm 5cm 8cm 10.5m D 2m

9. Pythagoras D Answers Home 1) 2) 3) Calculate the unknown lengths: 12cm 5cm 8cm A 5.2m C 3m B 12cm 5cm 8cm 10.5m D 2m

10. Trigonometry E Home 1) Calculate the following (check your calculator is set to degrees) Sin 45˚ Cos 45˚ Tan 18˚ 2) 5) 6) 3) 4) 7) 8) 9)10) Label the triangle sides: Opposite ‘O’ Adjacent ‘A’ Hypotenuse ‘H’ Sin 120˚ Cos 104˚ Tan 125˚ 23˚ 44˚ 51˚ 62˚

11. Trigonometry E Answers Home 1) Calculate the following (check your calculator is set to degrees) Sin 45˚ Cos 45˚ Tan 18˚ 2) 5) 6) 3) 4) 7) 8) 9)10) Label the triangle sides: Opposite ‘O’ Adjacent ‘A’ Hypotenuse ‘H’ Sin 120˚ Cos 104˚ Tan 125˚ 23˚ 44˚ 51˚ 62˚

12. Trigonometry F Home 1) Calculate the unknown side of the triangle 2) 3) 4) 23˚ 44˚ 51˚ 62˚ 9m x x x x 14m 23cm 12km

13. Trigonometry F Answers Home 1) Calculate the unknown side of the triangle 2) 3) 4) 23˚ 44˚ 51˚ 62˚ 9m x x x x 14m 23cm 12km

14. Trigonometry G Home 1) Calculate the unknown side of the triangle 2) 3) 4) 32˚ 41˚ 39˚ 71˚ 120mm x x x x 240m 3.5cm 8.8m

15. Trigonometry G Answers Home 1) Calculate the unknown side of the triangle 2) 3) 4) 32˚ 41˚ 39˚ 71˚ 120mm x x x x 240m 3.5cm 8.8m

16. Trigonometry H Home Calculate the unknown distance 4) x 65˚ 12.4m 1) 6m 72˚ x 2) 2.6m x 62˚ 8.9m 58˚ x 3)

17. Trigonometry H Answers Home Calculate the unknown distance 4) x 65˚ 12.4m 1) 6m 72˚ x 2) 2.6m x 62˚ 8.9m 58˚ x 3)

18. Trigonometry I Home Calculate the unknown distance 4) 1) 6.7m 31˚ x 2) 1.4km x 3) 16m 41˚ x 75˚ 88˚ 5.2m x

19. Trigonometry I Answers Home Calculate the unknown distance 4) 1) 6.7m 31˚ x 2) 1.4km x 3) 16m 41˚ x 75˚ 88˚ 5.2m x

20. Trigonometry J Home 1) 2) 3) 4) Calculate the unknown angles: 6.4m 5m α 25mm 8mm 23cm 17cm 12m 13m α α α

21. Trigonometry J Answers Home 1) 2) 3) 4) Calculate the unknown angles: 6.4m 5m α 25mm 8mm 23cm 17cm 12m 13m α α α

22. Trigonometry K Home Calculate the unknown angles 4) 2.3m 6.4m 1) 6m α 2) 2.6m 9m 3) 5m α α α 8m 12m

23. Trigonometry K Answers Home Calculate the unknown angles 4) 2.3m 6.4m 1) 6m α 2) 2.6m 9m 3) 5m α α α 8m 12m

24. Trigonometry L Home 55˚ How long is the vector 1) 2) 3) 4) 15cm 18cm 2) Length 3) Length4) Angle

25. Trigonometry L Answers Home 55˚ How long is the vector 1) 2) 3) 4) 15cm 18cm 2) Length 3) Length4) Angle

26. Trigonometry M Home Calculate the unknown distances or angles 4) 8km 1) 2) 14km α Port N E W S 4.5km 5) 3) Port 55˚ 6) A yacht sails for 23km on a bearing of 233 How far south of the port is the yacht now?

27. Trigonometry M Answers Home Calculate the unknown distances or angles 4) 8km 1) 2) 14km α Port N E W S 4.5km 5) 3) Port 55˚ 6) A yacht sails for 23km on a bearing of 233 How far south of the port is the yacht now?

28. Revision A Home 1) 2) 3) Find the tree height ‘h’ 1.6m h 35˚ 9.6m Find the length ‘x’ and angle α 1.8m x 2.1m α 2.5cm x β 9.4cm Find the length ‘x’ and angle β

29. Revision A Answers Home 1) 2) 3) Find the tree height ‘h’ 1.6m h 35˚ 9.6m Find the length ‘x’ and angle α 1.8m x 2.1m α 2.5cm x β 9.4cm Find the length ‘x’ and angle β

30. Revision B Home 1) 2) 3) Find the height ‘h’ Find the length ‘y’ 8.2m Find the length ‘x’ and angle β 1.9km x 11m 48˚ h 2.8km 63˚ y β

31. Revision B Answers Home 1) 2) 3) Find the height ‘h’ Find the length ‘y’ 8.2m Find the length ‘x’ and angle β 1.9km x 11m 48˚ h 2.8km 63˚ y β