An escalator in a department store is to carry people a vertical distance of 19 feet between floors. How long is the escalator if it makes an angle of 30
with the ground?
?
__________ feet.
Fill in the blank(s) with the appropriate word(s).
38
Mathematics
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A. - 
B. tan(ln ?)
C. -tan(ln ?)
D. 
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A. 
B. 
C. 
D. 
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a. 
b. 
c. 
d. Inverse does not exist.
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Use common logarithms or natural logarithms and a calculator to evaluate to four decimal placeslog718
A. 1.4854 B. 0.6732 C. 0.4102 D. 2.1004
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