Chapter 3 Section 3.1 Lines and Angles.

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Presentation transcript:

Chapter 3 Section 3.1 Lines and Angles

Warm-Up Name a line that contains C. AC B Name a line that contains C. AC Name a ray with endpoints B that contains A. BA Name an acute angle with vertex B that contains C. <EBC Name a segment with endpoint B that contains C. BC D C

Relationships between lines Parallel Coplanar lines that never intersect Planes can also be parallel Skew Non-coplanar lines that never intersect Perpendicular Lines that intersect to form a 90° angle

Perpendicular Parallel Skew 4. Parallel 5. Perpendicular Think of Each Segment in the Diagram As Part of a Line. Fill in the Blank With Parallel, Skew, or Perpendicular. Perpendicular Parallel Skew 4. Parallel 5. Perpendicular

Think of Each Segment in the Diagram As Part of a Line Think of Each Segment in the Diagram As Part of a Line. Fill in the Blank With Parallel, Skew, or Perpendicular. 6. Name a line parallel to 7. Name a line perpendicular to 10. Name a line perpendicular to 8. Name a line skew to 9. Name a plane parallel to GHJ LMN

Corresponding Angles:1 and 7, 2 and 8, 4 and 5, 2 and 8 3 4 5 6 7 8 Corresponding Angles:1 and 7, 2 and 8, 4 and 5, 2 and 8 Alternate Interior: 7 and 6, 5 and 8 Alternate Exterior: 4 and 2, 3 and 1 Consecutive Interior: 7 and 5, 6 and 8

Complete the Statement With Corresponding, Alternate Interior, Alternate Exterior, or Consecutive Interior 6 and 10 are __________ angles 7 and 9 are __________ angles 8 and 9 are __________ angles 12 and 8 are __________ angles 5 and 11 are __________ angles 8 and 10 are __________ angles corresponding alternate interior consecutive interior corresponding alternate exterior alternate interior

Use the diagram of the Ferris Wheel to determine if the statement is true or false

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