______. For Exercises 1-13, use the figure at right. For Exercises 1-7, find an
example of each term. 1. Corresponding angles. 2. Alternate interior angles. 3.
Geometry H Lesson 2.6 Special Angles on Parallel Lines
For Exercises 1-7, find an example of each term. 1. Corresponding angles 2. Alternate interior angles
3. Alternate exterior angles
4. Vertical angles
5. Linear pair of angles
6. Same side exterior angles
7. Same side interior angles
For Exercises 8-13, tell whether each statement is always (A), sometimes (S), or never (N) true. 8. ______ ∠1 ≅ ∠3
9. ______ ∠3 ≅ ∠8
10. ______ ∠2 and ∠6 are supplementary.
11. ______ ∠7 and ∠8 are supplementary.
12. ______ m∠1 ≠ m∠6
13. ______ m∠5 = m∠4
For Exercises 14-15, use your conjectures to find each angle measure. 14.
15.
For Exercises 16-17, use your conjectures to determine whether or not ℓ 1 ℓ 2 , and explain why. If not enough information is given, write "cannot be determined." 16.
17.
18. Given m n , solve for x then find the missing angle measures. a 7 x + 11
