Download
slide1 n.
Skip this Video
Loading SlideShow in 5 Seconds..
x cm PowerPoint Presentation

x cm

115 Vues Download Presentation
Télécharger la présentation

x cm

- - - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

  1. Q1 A x cm 37 mm 77° B 46 mm C A

  2. b² = a²+ c² - 2ac cosB B

  3. …looking for a side C

  4. have 2 sides and the angle in between D

  5. Q2 Q 9 cm 8 cm ? P R 6 cm B

  6. Cos P = r² + q² - p² 2rq C

  7. …looking for an angle D

  8. have all 3 sides A

  9. Q3 Q 9 cm 8 cm A = 77° P R 6 cm C

  10. Area = ½ r q sin P D

  11. …looking for an area A

  12. have 2 sides and angle in between. B

  13. Q4 A 4.6 cm 3.5 cm 75° ? C B D

  14. b = c_ sinB sinC A

  15. …looking for an angle B

  16. have opposite pairs C

  17. Q5 Q 55° r cm 4.4 cm 45° R P A

  18. r = p_ sinR sinP B

  19. …looking for a side C

  20. have opposite pairs, if I work out the 3rd angle D

  21. Q6 C 37 mm a 35° A B 46 mm B

  22. a² = b²+ c² - 2bc cosA C

  23. …looking for a side D

  24. have 2 sides and the angle in between A

  25. Q7 Q 60 cm 33 cm ? P R 46 cm C

  26. Cos R = p² + q² - r² 2pq D

  27. …looking for an angle A

  28. have all 3 sides B

  29. Q8 Q 9 cm 12 cm A = 67° 49.3° R P D

  30. Area = ½ pr sin Q A

  31. …looking for an area B

  32. have 2 sides, can work out angle in between. C

  33. Q9 C 16 cm 29 cm 66° ? A B A

  34. a = b_ sinA sinB B

  35. …looking for an angle C

  36. have opposite pairs D