Download presentation

Presentation is loading. Please wait.

1
Homework Answers

2
Homework Answers

3
**Parallel and Perpendicular lines**

4
Select two parallel lines that are at least six spaces from each other and in the center of your paper. Retrace them in pen to make them darker.

5
**Draw another line (not perpendicular) that goes through both of your parallel lines.**

This line is called a transversal.

6
**Number the angles as shown**

1 2 3 4 5 6 7 8

7
Use your protractor to measure the angles formed by the transversal and the parallel lines. Color congruent angles the same color.

8
**Fill in the blanks. What do you notice?**

1 ______ 4 ______ 5 ______ 8 ______ 2 ______ 3 ______ 6 ______ 7 ______ What do you notice? 1 4 5 8 2 3 6 7

9
**Properties of Transversals to Parallel Lines**

If two parallel lines are intersected by a transversal The acute angles that are formed are all congruent The obtuse angles are all congruent Any acute angle is supplementary to any obtuse angle

10
**If the transversal is perpendicular to the parallel lines, all angles formed are congruent to 90o.**

11
Relationships Alternate interior angles

12
Relationships Alternate exterior angles

13
Relationships Corresponding angles

14
Open your books to page 230.

Similar presentations

OK

Angle Relationships. Vocabulary Transversal: a line that intersects two or more lines at different points. Transversal: a line that intersects two or.

Angle Relationships. Vocabulary Transversal: a line that intersects two or more lines at different points. Transversal: a line that intersects two or.

© 2017 SlidePlayer.com Inc.

All rights reserved.

Ads by Google

Ppt on survival skills free download Transparent lcd display ppt online Ppt on oracle bi publisher Ppt on south african culture for kids Ppt on importance of plants life on the planet earth Ppt on biodegradable and non biodegradable pictures Ppt on childhood obesity in india Ppt on latest technology in mechanical engineering Download ppt on animal kingdom classification Ppt on kingdom monera