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Proportional Segments

Proportional Segments. Unit 6. Corresponding Angles. Alternate Interior Angles. Let’s go over your HW. What is the number of the vertical angle of  3?  2 What is the number of the corresponding angle of  3?  7 What is the number of the alternate interior angle of  3?  6

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Proportional Segments

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  1. Proportional Segments Unit 6

  2. Corresponding Angles Alternate Interior Angles

  3. Let’s go over your HW. • What is the number of the vertical angle of  3? •  2 • What is the number of the corresponding angle of  3? •  7 • What is the number of the alternate interior angle of  3? •  6 • What is the number of the same side interior angle of  3? •  5 • The number of the supplementary angle of  3? •  1 and  4 • If m 3 were 80, what would be the m  1? • 100

  4. Open Note Quiz • Get out the notes that you took yesterday.

  5. Copy the picture above. • What are the measurements of 1 and 2? • What are the measurements that we know? • Does z have an angle relationship with 1 or 2? • Does 110 have an angle relationship with 1 or 2? • What does z equal? (Hint: z + 110 = 180) • What are the measurements of 1 and 2? z 110

  6. Copy the picture above. • What are the measurements of 1 and 2? • What are the measurements that we know? • Does 2x have an angle relationship with 1 or 2? • Does 3x have an angle relationship with 1 or 2? • What does x equal? (Hint: 2x + 3x = 180) • What are the measurements of 1 and 2? 8 7 2x 3x

  7. Write these equations. left top = right top left total right total left top__ = right top left bottom right bottom left top__ = left total__ middle line bottom line

  8. HW • Worktext p. 196 • Practice with Similar Figures WS

  9. Go to other PPT.

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