2 answers:
Answer:
11. 25
12. 60
13. 93
14. 46
15. 51
16. 85
Answer:
#11
<u>Complementary angles ad to 90°</u>
#12
<u>Alternate exterior angles are congruent</u>
#13
<u>Complete angle and angle addition postulate</u>
- b = 360° - (244° + 23°) = 93°
#14
<u>Vertical angles are congruent</u>
#15
<u>Complementary angles add to 90°. Straight angle is 180°</u>
- b = (180° - 90°) - 39° = 51°
#16
<u>Alternate interior angles are congruent</u>
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