# Real Life Geometry - Seth Miller

### "All Around Us"

1. What types of angles are the ones represented?

2. What type of triangle is this? Acute, obtuse, or right.

3. What is the relationship between angles 3 & 4?

4. What's the measure of one the stop signs exterior angles?

5. What's the measure of X?

6. What are the measures of X and Y?

7. What types of lines are shown here?

8. Wgich postulate proves these triangles congruent?

9. What types of line are these?

10. Which postualte proves the two triangles congruent?

Answers:

1. vertical

2. acute

3. vertical

4. 45 degrees

5. 90 degrees

6. 67.5 degrees

7. skew

8. SAS

9. perpendicular

10. SAS