Devan stands 926 meters from a point directly below the peak of a mountain.
The angle of elevation between Devan and the
top of the mountain is 42°.
1. Which equation can be used to find
the height of the mountain (x)?
A. sin 42º = x/926
B. tan 42º = 926/x
C. cos 48º = 926/x
D. tan 42º = x/926
2. What is the height of the mountain?
A. 833.8 m
B. 1,028.4 m
C. 619.6 m
D. 1,383.9 m
3. A tower 50 meters high is built on
top of the mountain. What is the
angle of elevation from Devan’s
position to the top of the tower?
(Round decimal degrees to tenths.)
A. 40º 14' 44''
B. 43º 42'
C. 57º 15'
D. 46º 20' 08''
4. If a bird flew from Devan’s position
to the top of the mountain, how
many meters would it travel?
A. 408.4 m
B. 1,246.1 m
C. 1,383.9 m
D. 1,280 m
patulong
The angle of elevation between Devan and the
top of the mountain is 42°.
1. Which equation can be used to find
the height of the mountain (x)?
A. sin 42º = x/926
B. tan 42º = 926/x
C. cos 48º = 926/x
D. tan 42º = x/926
2. What is the height of the mountain?
A. 833.8 m
B. 1,028.4 m
C. 619.6 m
D. 1,383.9 m
3. A tower 50 meters high is built on
top of the mountain. What is the
angle of elevation from Devan’s
position to the top of the tower?
(Round decimal degrees to tenths.)
A. 40º 14' 44''
B. 43º 42'
C. 57º 15'
D. 46º 20' 08''
4. If a bird flew from Devan’s position
to the top of the mountain, how
many meters would it travel?
A. 408.4 m
B. 1,246.1 m
C. 1,383.9 m
D. 1,280 m
patulong
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