Transcript College Placement Test From a point on the ground the angle of elevation to a ledge on a building is 27 ,

College Placement Test
From a point on the ground the angle of elevation to a ledge on a building
is 27 , and the distance to the base of the building is 45 meters. How many
meters high is the ledge?
O
A.
B.
C.
D.
E.
45
sin 27
45
tan 27
45 sin 27
45 cos 27
45 tan 27
O
ledge
O
?
O
O
O
O
27
45 m
O
E. 45 tan 27
Remember SOACOATOA
Explanation:
opposite
tan 
adjacent
x
tan 27 
45
O
45 tan 27  x
Multiply
each side of
the equation
by 45
ledge
?
O
Adjacent
27O
45 m