29. What is the measure of AD?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.2: The Law Of Cosines
Problem 3E
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Refer to the following figure for Exercises 19–30.
100°
70
A
80°
D.
19. Name two inscribed angles that intercept BD.
20. Name two inscribed angles that intercept CA.
21. Name an angle that intercepts CB and indicate
whether the angle is inscribed, central, or neither.
22. Name an angle that intercepts DA and indicate
whether the angle is inscribed, central, or neither.
23. What is the measure of 2C?
24. What is the measure of ZA?
25. What is the measure of ZB?
26. What is the measure of ZD?
27. What is the measure of 2CEB?
28. What is the measure of 2CEA?
29. What is the measure of AD?
30. What is the measure of BDA?
Transcribed Image Text:Refer to the following figure for Exercises 19–30. 100° 70 A 80° D. 19. Name two inscribed angles that intercept BD. 20. Name two inscribed angles that intercept CA. 21. Name an angle that intercepts CB and indicate whether the angle is inscribed, central, or neither. 22. Name an angle that intercepts DA and indicate whether the angle is inscribed, central, or neither. 23. What is the measure of 2C? 24. What is the measure of ZA? 25. What is the measure of ZB? 26. What is the measure of ZD? 27. What is the measure of 2CEB? 28. What is the measure of 2CEA? 29. What is the measure of AD? 30. What is the measure of BDA?
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