Which trigonometric function can be used to solve for a?
Sin A
Cos A
Tan A
Cot A
14. Multiple Choice
3 minutes
1 pt
Find the ratio for sinA. (Reduce the fraction)
36/27
4/5
36/45
3/5
15. Multiple Choice
1 minute
1 pt
14/48
48/50
14/50
48/14
16. Multiple Choice
5 minutes
1 pt
A
B
C
D
17. Multiple Choice
3 minutes
1 pt
A
B
C
D
18. Multiple Choice
5 minutes
1 pt
What is the measure of angle A?
50 degrees
60 degrees
78 degrees
74 degrees
19. Multiple Choice
5 minutes
1 pt
When the angle of elevation of the sun is 78 degrees, an statue casts a shadow that is 6m long. How far is the top of the statue to the end of its shadow?
1.2 m
28.9 m
6.1 m
28.2 m
20. Multiple Choice
1 minute
1 pt
What is the length of x in this 45-45-90 triangle?
4√2
4
8
4√3
21. Multiple Choice
5 minutes
1 pt
What is the measure of angle A?
50 degrees
60 degrees
78 degrees
74 degrees
22. Multiple Choice
1.5 minutes
1 pt
What is the length of y in this 45-45-90 triangle?
8√2
4√2
4
8
23. Multiple Choice
1 minute
1 pt
What is the length of u and v in this 30-60-90 triangle?