4.1 HW pg. 221  #1-6, 14-18, 21-26, 32, 33, 35
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1. C2. E3. F 4. A5. B6. D 14. x = 60 °15. x = 3016. x = 134 PowerPoint PPT Presentation


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4.1 HW pg. 221 #1-6, 14-18, 21-26, 32, 33, 35 4.2a HW pg. 229 #15, 16. 1. C2. E3. F 4. A5. B6. D 14. x = 60 °15. x = 3016. x = 134 17. x = 4718. x = 3621. 50° 22. 130°23. 50°24. 130° 25. 40°26. 30°32. y = 32°

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1. C2. E3. F 4. A5. B6. D 14. x = 60 °15. x = 3016. x = 134

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1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.1 HW pg. 221 #1-6, 14-18, 21-26, 32, 33, 35

4.2a HW pg. 229 #15, 16

1. C2. E3. F

4. A5. B6. D

14. x = 60°15. x = 3016. x = 134

17. x = 4718. x = 3621. 50°

22. 130°23. 50°24. 130°

25. 40°26. 30°32. y = 32°

33. x = 118°, y = 96° 35. x = 26°, y = 64°

15. x = 2016. x = 11


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.2b HW pg. 228 #3, 5-10, 21

4.3 HW pg. 237 #1-7, 16, 17, 24, 26

  • 3.

  • BCA  EFD

  • 124° 6. 33°7. 8

  • 8. 9. ZYX10.NML

  • 21. B


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.2b HW pg. 228 #3, 5-10, 21

4.3 HW pg. 237 #1-7, 16, 17, 24, 26

  • 1. Angles2. Neither3. Sides

  • 4. Neither5. No, RST  PQT6. Yes, SSS

  • Yes, SSS16. B17. B

  • 24.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.2b HW pg. 228 #3, 5-12, 21

4.3 HW pg. 237 #1-7, 16, 17, 24, 26

26.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.4 HW pg. 243 #3-7odd, 9-11, 13, 14, 20, 21, 25, 27, 35, 37, 38

1. Included 3. XYW5. ZWY

7. XYZ 8. Not enough9. Enough

10. Enough 11. Not enough 13. Enough

14. Not enough 20. Not enough21. SAS

25.

27.

Mark Pictures!


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.4 HW pg. 243 #3-7odd, 9-11, 13, 14, 20, 21, 25, 27, 35, 37, 38

35.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.4 HW pg. 243 #3-7odd, 9-11, 13, 14, 20, 21, 25, 27, 35, 37, 38

37.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.4 HW pg. 243 #3-7odd, 9-11, 13, 14, 20, 21, 25, 27, 35, 37, 38

38.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.5 WS

1.

Given

Def. of angle bisector

Given

Reflexive

AAS


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.5 WS

2.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.5 WS

3.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.5 WS

4.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.5 WS

5.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.6 WS

1.

Given

Def. of midpoint

Def. of midpoint

Vertical angles

SAS

CPCTC


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.6 WS

2.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.6 WS

3.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.6 WS

4.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.6 WS

5.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Marking Triangles Worksheet

1.

2.

______ _______

by ____________

ABC ECD

______ _______

by ____________

ACB ECD

SAS

AAS


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Marking Triangles Worksheet

3.

4.

______ _______

by ____________

ABC ECD

______ _______

by ____________

ABC EDC

AAS

AAS


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Marking Triangles Worksheet

5.

6.

______ _______

by ____________

ABC ADC

______ _______

by ____________

ABC ADC

SAS

SSS


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Marking Triangles Worksheet

7.

8.

______ _______

by ____________

BAC DAC

______ _______

by ____________

ABC ADC

AAS

ASA


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Marking Triangles Worksheet

9.

10.

______ _______

by ____________

ABD CBD

______ _______

by ____________

ADB CDB

HL

SAS


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Marking Triangles Worksheet

11.

12.

______ _______

by ____________

ADB CDB

______ _______

by ____________

ADB CDB

SAS

SSS


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

4.7 HW pg. 267 #7-13, 15-17, 19

7. 128. 169. 60°

10. Base Angles: 37°, vertex angle: 106°

11. x = 2012. x = 613. x = 8

15. x = 39°, y = 39°16. x = 48°, y = 70°

17. x = 45°, y = 5°19. B


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Ch 4 Review pg. 282-285 #3, 5, 6-20, 24, 26

pg. 286 #1-6

3. Isosceles: 2 congruent sides. Scalene: No congruent sides

5.

6. x = 45°, Exterior angle = 65° 7. x = 15°, Exterior angle = 120°

8. x = 9°, Exterior angle = 90° 9. 60°

10. 15m11. 60°12. 50°13. x = 18 14. x = 11


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Ch 4 Review pg. 282-285 #3, 5, 6-20, 24, 26

pg. 286 #1-6

15. True, SSS16. not true, BD  CA

17. True, SAS18. True, HL

19. J  F20. G  D

24. x = 65°26. x = 1

1. Equilateral, Acute2. Right, scalene

3. Isosceles, Obtuse4. x = 70°

5. x = 306. x = 75°


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Proof Review Worksheet

1.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Proof Review Worksheet

2.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Proof Review Worksheet

3.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Proof Review Worksheet

4.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Proof Review Worksheet

5.


1 c 2 e 3 f 4 a 5 b 6 d 14 x 60 15 x 30 16 x 134

Proof Review Worksheet

6.


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