1. Which of the following refers to the angle R shown in the figure?
A. angle of elevation
C. complementary angle
B. angle of depression
D. supplementary angle
2. Side i in the figure above is referred to as what?
A. horizontal line
C. reference line
B. line of sight
D. vertical line
3. Using the concept of right angles, what is side a with angle R as the reference
angle?
A. adjacent line
C. hypotenuse
B. horizontal line
D. opposite line
4. If the measure of side a = 17m and r = 7m, what is the measurement of angle R?
A. 22.380
B. 24.38°
C. 60.38°
D. 65.68°
5. What is the measurement of 20 if o = 12 and l = 36?
A. 18.43°
B. 19.47°
C. 70.52°
D. 71.650
6. What is the measurement of l if the angle of elevation is 25° and the horizontal
line measures 34 ft?
A. 37.51 ft
B. 39.05 ft
C. 72.91 ft
D. 80.45 ft
7. Solve for o if g measures 12 cm and 20 measures 32°.
A. 6.36 cm
B. 7.5 cm
C. 9.23 cm
D. 10.18 cm
8. What is the length of g if l = 8 m and 20 = 40°?
A. 5.14 m
B. 5.65 m
C. 6.12 m
D. 6.71 m
9. What is the angle of elevation formed if l = 16 and g = 14?
A. 28.96°
B. 32.16°
C. 41.19°
D. 61.04°
10.What is the measurement of l if o = 20 and g = 10?
A. 19.02
B. 21.32
C. 22.01
D. 22.36
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Answer:
1.B
2.A
3.A
4.A
5.C
6.A
7.B
8.B
9.D
10.C
Step-by-step explanation:
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