1. Da circal tiorems
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2. Practice Question 1
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3. O
30°
30°
45°
150°
15° x
15°
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4. Practice Question 2
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5. 50°
30° y O z
50°
100° x
30°
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6. Practice Question 3
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7. 70° c
70° a
20° O
20° b
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8. Practice Question 4
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9. n
40° O
95°
85°
55° m
40° p
55°
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10. Practice Question 5
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11. x
25°
25° O y
65°
Tangent point
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12. Practice Question 6
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13. s
55°
55° O t
110°
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14. Practice Question 7
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15. 28° u
28° O v
56°
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16. Practice Question 8
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17. h
150°
30° O
60°
300°
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18. Practice Question 9
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19. 130°
50° O c
100°
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20. Practice Question 10
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21. a
25° O
50° b
25°
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22. a O b Can you solve this problem without a circle theorem? 25° 130°
50° b
25°
Can you solve this problem without a circle theorem?
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23. Practice Question 11
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24. 65°
115° O x
230°
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25. Practice Question 12
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26. 100°
100° O z
200°
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27. Practice Question 13
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28. b
138°
84° O a
42°
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29. Practice Question 14
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30. g
32°
32° O f
148°
296°
64°
32°
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31. Practice Question 15
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32. q
90°
90° p O
115°
25°
65°
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33. Practice Question 16
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34. O x
45°
45°
90°
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35. Practice Question 17
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36. B
70°
AB = BC
90° r
20° q p O
55°
35° C A
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37. Practice Question 18
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38. 72°
90° O u
18° v
72°
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39. Practice Question 19
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40. Tangent point O b
120° a
60° c
60°
30°
Tangent point
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41. Practice Question 20
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42. y z
58°
58° x
32° O
58°
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43. Practice Question 21
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44. 85°
95° O
85° x
85°
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45. Practice Question 22
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46. Can you think of another reason as to why both these angles are 57° ?
123°
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47. Practice Question 23
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48. y
62° x
124° O
56° w z
118°
56°
62°
62°
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49. Practice Question 24
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50. v
20°
155° O
25° u
45°
135°
25°
160°
20°
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51. Practice Question 25
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52. x
240° O
120°
30°
30°
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53. Practice Question 26
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54. 30°
30°
75° O
75° x
60°
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55. Practice Question 27
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56. 72° O
144°
18° x
18°
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57. Practice Question 28
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58. b
40°
140° O a
50°
40°
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59. Practice Question 29
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60. 30°
60° O
60° θ
30°
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61. Practice Question 30
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62. 25° O
25° n
65°
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63. Practice Question 31
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64. a O b d c Exam question 22° 68° 56° 22° 68° 68° 124° Tangent point
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65. © T Madas