# 7. Which angles are linear pair?, A. 2220ABD and 2220CBD, B. 2220ABD and 2220EBD , C. 22201 and 22203, D. 22202 and 22204, 8. If 2220ABC is a straight angle, which angle is congruent to 2220CBE?, A. 22202 B. 22203 C. 2220ABE D. 2220DBC , 9. When two lines are perpendicular, what kind of angles do they create?, A. 0\xb0 angles C. 180\xb0 angles, B. 90\xb0 angles D. 360\xb0 angles, For numbers 10 2013 11, please refer to illustration 5., 10.Lines b and c are parallel lines. Which of the following statement is true about , parallel lines?, A. Parallel lines do not meet. b , B. Parallel lines are intersecting lines. , C. Parallel lines have a point of intersection. c, D. All of the above Illustration 5, 11.How do you describe the lines?, A. Line b is parallel to line c., B. Line b is intersecting line c., C. Line c is intersecting line b., D. Line c is perpendicular to line b. , For numbers 12 and 13, please , refer to illustration 6., 12.What is the measurement of the angle adjacent to 22201?, A. 30\xb0 , B. 70\xb0 , C. 130\xb0 , D. 170\xb0

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7. Which angles are linear pair?

A. ∠ABD and ∠CBD

B. ∠ABD and ∠EBD

C. ∠1 and ∠3

D. ∠2 and ∠4

8. If ∠ABC is a straight angle, which angle is congruent to ∠CBE?

A. ∠2 B. ∠3 C. ∠ABE D. ∠DBC

9. When two lines are perpendicular, what kind of angles do they create?

A. 0° angles C. 180° angles

B. 90° angles D. 360° angles

For numbers 10 – 11, please refer to illustration 5.

10.Lines b and c are parallel lines. Which of the following statement is true about

parallel lines?

A. Parallel lines do not meet. b

B. Parallel lines are intersecting lines.

C. Parallel lines have a point of intersection. c

D. All of the above Illustration 5

11.How do you describe the lines?

A. Line b is parallel to line c.

B. Line b is intersecting line c.

C. Line c is intersecting line b.

D. Line c is perpendicular to line b.

For numbers 12 and 13, please
refer to illustration 6.

12.What is the measurement of the angle adjacent to ∠1?

A. 30°

B. 70°

C. 130°

D. 170°​