9) Which are perpendicular lines?
A. a and b
B. b and c
C. a and c
D. a, b and c
10) Which angle is formed by two perpendicular lines?
A.∠1
B.∠2
C. ∠5
D. ∠6
11) Which is supplementary to ∠2?
A. ∠1
B. ∠3
C. ∠4
D. ∠6
12) Which two angles form a linear pair?
A. ∠2 and ∠4
B. ∠2 and ∠3
C. ∠3 and ∠5
D. ∠1 and ∠6
13) Which of the following are adjacent angles?
A. ∠2 and ∠5
B. ∠3 and ∠6
C. ∠2 and ∠4
D. ∠3 and ∠4
14) Which of the following is a pair of vertical angles?
A. ∠5 and ∠6
B. ∠1 and ∠3
C. ∠4 and ∠5
D. ∠1 and ∠4
15) Which of the following is congruent to ∠2?
A. ∠1
B. ∠3
C. ∠4
D.∠5
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Answer:
9. A
10. A
11. B
12. B
13. D
14. A
15. C
Step-by-step explanation:
That's my answer
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