Answer:
Angles of depression and elevation
The term angle of elevation denotes the angle from the horizontal upward to an object. The term angle of depression denotes the angle from the horizontal downward to an object. ... An observer's line of sight would be below the horizontal.
Step-by-step explanation:
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This represents an increase of 50%
Answer:
False
Step-by-step explanation:
first step is
x+y = 30
x-y = 12
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