1. 90 °
3. 4
5. ∠ EBD , ∠ DBC
7. ∠ ABC
9. 25 °
11. BD, BC
13. 140 °
15. 40 °
17. 30 °
19. 62 °
21. 28 °
23. 118 °
25. 134 °
27. 44 °
29. 46 °
31. 4.53 m
33. 3.40 m
35. ∠ BHC , ∠ CGD
37. ∠ BCH , ∠ CHG ∠ HGC , ∠ DCG
39. ∠ AHG , ∠ HGE
41. 130 °
43. 133 °
45. 5.38 cm
47. 180 °
49. Sum of angles is 180 ° .
..................Content has been hidden....................
You can't read the all page of ebook, please click
here login for view all page.