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Math 9 - Chapter 8 - Circle Geometry - Lessons & Practice

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Circle Geometry

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Purpose of this GoFormative:

This is not a test. This is a teaching/learning tool for you master the concepts in the Circle Geometry unit of Math. Please watch all video lessons, do all practice questions, and check your answers before moving forward onto the next task.

Table of Contents:

  1. Video Lesson 8.0 - Review of Previous Concepts

  2. Supplementary Angles - Practice Questions - Section 8.0 (Question #1 to #12)

  3. Missing Angles in a Triangle - Practice Questions - Section 8.0 (Question #13 to #24)

  4. Finding Missing Angles using Triangles and Supplementary Angles - Practice Questions - Section 8.0 (Question #25 to #36)

  5. Video Lesson 8.1 - Properties of Tangents to a Circle

  6. Pythagorean Theorem - Practice Questions - Section 8.1 (Question #37 to #48)

  7. Radius and Tangents - Practice Questions - Section 8.1 (Question #49 to #54)

  8. TEXTBOOK PRACTICE QUESTIONS - SECTION 8.1

  9. Video Lesson 8.2 - Properties of Chords in a Circle

  10. Radius and Chords - Practice Questions - Section 8.2 (Question #55 to #60)

  11. TEXTBOOK PRACTICE QUESTIONS - SECTION 8.2

  12. Video Lesson 8.3 - Properties of Angles in a Circle

  13. Inscribed and Central Angles - Practice Questions - Section 8.3 (Question #61 to #72)

  14. Missing Angles - Practice Questions - Section 8.3 (Question #73 to #84)

  15. TEXTBOOK PRACTICE QUESTIONS - SECTION 8.3

1. Video Lesson 8.0 - Review of Angle Concepts

Please watch the section 8.0 video lesson to learn how to solve questions that relate to the concepts of:

  • Supplementary Angles

  • Missing Angles in a Triangle

  • Finding missing Angles using Triangles and Supplementary Angles

Click the link to watch video lesson in your Browser.

2. Supplementary Angles - Practice Questions - Section 8.0

  • Complete the first set of six practice questions. (Just type the number, don't type the degree symbol or word).

  • If any of the six questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next six practice questions.

Pitanje 1
1.

Just type the number, don't type the degree symbol or word.

Pitanje 2
2.

Just type the number, don't type the degree symbol or word.

Pitanje 3
3.

Just type the number, don't type the degree symbol or word.

Pitanje 4
4.

Just type the number, don't type the degree symbol or word.

Pitanje 5
5.

Just type the number, don't type the degree symbol or word.

Pitanje 6
6.

Just type the number, don't type the degree symbol or word.

Check your answers for the first set of six questions about Supplementary Angles. Section 8.0

  • If any of the six questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 7
7.

Just type the number, don't type the degree symbol or word.

Pitanje 8
8.

Just type the number, don't type the degree symbol or word.

Pitanje 9
9.

Just type the number, don't type the degree symbol or word.

Pitanje 10
10.

Just type the number, don't type the degree symbol or word.

Pitanje 11
11.

Just type the number, don't type the degree symbol or word.

Pitanje 12
12.

Just type the number, don't type the degree symbol or word.

Check your answers for the second set of six questions about Supplementary Angles. Section 8.0

  • If any of the six questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

3. Missing Angles in a Triangle - Practice Questions - Section 8.0

  • Complete the first set of six practice questions. (Just type the number, don't type the degree symbol or word).

  • If any of the six questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next six practice questions.

Pitanje 13
13.

Just type the number, don't type the degree symbol or word.

Pitanje 14
14.

Just type the number, don't type the degree symbol or word.

Pitanje 15
15.

Just type the number, don't type the degree symbol or word.

Pitanje 16
16.

Just type the number, don't type the degree symbol or word.

Pitanje 17
17.

Just type the number, don't type the degree symbol or word.

Pitanje 18
18.

Just type the number, don't type the degree symbol or word.

Check your answers for the first set of six questions from the concept of Missing Angles in a Triangle. Section 8.0

  • If any of the six questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 19
19.

Just type the number, don't type the degree symbol or word.

Pitanje 20
20.

Just type the number, don't type the degree symbol or word.

Pitanje 21
21.

Just type the number, don't type the degree symbol or word.

Pitanje 22
22.

Just type the number, don't type the degree symbol or word.

Pitanje 23
23.

Just type the number, don't type the degree symbol or word.

Pitanje 24
24.

Just type the number, don't type the degree symbol or word.

Check your answers for the second set of six questions from the concept of Missing Angles in a Triangle. Section 8.0

  • If any of the six questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

4. Finding the Missing Angles using Triangles and Supplementary Angles - Practice Questions - Section 8.0

  • Complete the first set of four practice questions. (Just type the number, don't type the degree symbol or word).

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next four practice questions.

Pitanje 25
25.

Just type the number, don't type the degree symbol or word.

Pitanje 26
26.

Just type the number, don't type the degree symbol or word.

Pitanje 27
27.

Just type the number, don't type the degree symbol or word.

Pitanje 28
28.

Just type the number, don't type the degree symbol or word.

Check your answers for the first set of four questions from Finding the Missing Angles using Triangles and Supplementary Angles. Section 8.0

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 29
29.

Just type the number, don't type the degree symbol or word.

Pitanje 30
30.

Just type the number, don't type the degree symbol or word.

Pitanje 31
31.

Just type the number, don't type the degree symbol or word.

Pitanje 32
32.

Just type the number, don't type the degree symbol or word.

Check your answers for the second set of four questions from Finding the Missing Angles using Triangles and Supplementary Angles. Section 8.0

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 33
33.

Just type the number, don't type the degree symbol or word.

Pitanje 34
34.

Just type the number, don't type the degree symbol or word.

Pitanje 35
35.

Just type the number, don't type the degree symbol or word.

Pitanje 36
36.

Just type the number, don't type the degree symbol or word.

Check your answers for the third set of four questions from Finding the Missing Angles using Triangles and Supplementary Angles. Section 8.0

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

5. Video Lesson 8.1 - Properties of Tangents to a Circle

Please watch the section 8.1 video lesson to learn how to solve questions that relate to the concepts of:

  • Pythagorean Theorem

  • Radius and Tangents

Click the link to watch video lesson in your Browser.

6. Pythagorean Theorem - Practice Questions - Section 8.1

  • Complete the first set of four practice questions. (Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next set of four practice questions.

Pitanje 37
37.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 38
38.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 39
39.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 40
40.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Check your answers for the first set of four questions on the Pythagorean Theorem. Section 8.1

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 41
41.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 42
42.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 43
43.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 44
44.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Check your answers for the second set of four questions on the Pythagorean Theorem. Section 8.1

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 45
45.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 46
46.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 47
47.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 48
48.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Check your answers for the third set of four questions on the Pythagorean Theorem. Section 8.1

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

7. Radius and Tangents - Practice Questions - Section 8.1

  • Complete the first set of three practice questions. (Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

  • If any of the three questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next three practice questions.

Pitanje 49
49.

Just type the number, don't type the degree symbol or word.

Pitanje 50
50.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 51
51.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Check your answers for the first set of three questions on Radius and Tangents. Section 8.1

  • If any of the three questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 52
52.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 53
53.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 54
54.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Check your answers for the second set of three questions on Radius and Tangents. Section 8.1

  • If any of the three questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

8. TEXTBOOK PRACTICE QUESTIONS - SECTION 8.1

Math Makes Sense 9 - Pages 382 to 391

Questions - 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17

Please complete the textbook questions before proceeding onto section 8.2

9. Video Lesson 8.2 - Properties of Chords in a Circle

Please watch the section 8.2 video lesson to learn how to solve questions that relate to the concepts of:

  • Radius and Chords

Click the link to watch video lesson in your Browser.

10. Radius and Chords - Practice Questions - Section 8.2

  • Complete the first set of three practice questions. (Just type the number).

  • If any of the three questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next three practice questions.

Pitanje 55
55.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 56
56.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 57
57.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Check your answers for the first set of three questions on Radius and Chords. Section 8.2

  • If any of the three questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 58
58.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 59
59.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Pitanje 60
60.

Just type the number, don't type the units. Round your answer to the nearest hundreth (2 decimal places).

Check your answers for the second set of three questions on Radius and Chords. Section 8.2

  • If any of the three questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

11. TEXTBOOK PRACTICE QUESTIONS - SECTION 8.2

Math Makes Sense 9 - Pages 392 to 399

Questions - 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 18

Please complete the textbook questions before proceeding onto section 8.3

12. Video Lesson 8.3 - Properties of Angles in a Circle

Please watch the section 8.3 video lesson to learn how to solve questions that relate to the concepts of:

  • Inscribed and Central Angles

  • Missing Angles

Click the link to watch video lesson in your Browser.

13. Inscribed and Central Angles - Practice Questions - Section 8.3

  • Complete the first set of four practice questions. (Just type the number).

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next four practice questions.

Pitanje 61
61.

Just type the number, don't type the degree symbol or word.

Pitanje 62
62.

Just type the number, don't type the degree symbol or word.

Pitanje 63
63.

Just type the number, don't type the degree symbol or word.

Pitanje 64
64.

Check your answers for the first set of four questions on Inscribed and Central Angles. Section 8.3

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 65
65.

Just type the number, don't type the degree symbol or word.

Pitanje 66
66.

Just type the number, don't type the degree symbol or word.

Pitanje 67
67.

Just type the number, don't type the degree symbol or word.

Pitanje 68
68.

Just type the number, don't type the degree symbol or word.

Check your answers for the second set of four questions on Inscribed and Central Angles. Section 8.3

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 69
69.

Just type the number, don't type the degree symbol or word.

Pitanje 70
70.

Just type the number, don't type the degree symbol or word.

Pitanje 71
71.

Just type the number, don't type the degree symbol or word.

Pitanje 72
72.

Just type the number, don't type the degree symbol or word.

Check your answers for the third set of four questions on Inscribed and Central Angles. Section 8.3

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

14. Missing Angles - Practice Questions - Section 8.3

  • Complete the first set of four practice questions. (Just type the number)

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

  • Repeat the process for the next four practice questions.

Pitanje 73
73.

Just type the number, don't type the degree symbol or word.

Pitanje 74
74.

Just type the number, don't type the degree symbol or word.

Pitanje 75
75.

Just type the number, don't type the degree symbol or word.

Pitanje 76
76.

Just type the number, don't type the degree symbol or word.

Check your answers for the first set of four questions on Missing Angles. Section 8.3

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 77
77.

Just type the number, don't type the degree symbol or word.

Pitanje 78
78.

Just type the number, don't type the degree symbol or word.

Pitanje 79
79.

Just type the number, don't type the degree symbol or word.

Pitanje 80
80.

Just type the number, don't type the degree symbol or word.

Check your answers for the second set of four questions on Missing Angles. Section 8.3

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

Pitanje 81
81.

Just type the number, don't type the degree symbol or word.

Pitanje 82
82.

Just type the number, don't type the degree symbol or word.

Pitanje 83
83.

Just type the number, don't type the degree symbol or word.

Pitanje 84
84.

Just type the number, don't type the degree symbol or word.

Check your answers for the third set of four questions on Missing Angles. Section 8.3

  • If any of the four questions are incorrect, then watch the video of the questions being solved.

  • Make any corrections nessessary to those incorrect questions.

Click the link to watch in your Browser.

15. TEXTBOOK PRACTICE QUESTIONS - SECTION 8.3

Math Makes Sense 9 - Pages 404 to 412

Questions - 3, 4, 5, 6, 7, 8, 9, 10, 11

Please complete the textbook questions before proceeding onto the Unit Review and Practice Test

http://www.learnalberta.ca/content/mejhm/index.html?l=0&ID1=AB.MATH.JR.SHAP&ID2=AB.MATH.JR.SHAP.CIRC&lesson=html/object_interactives/circles/use_it.html