The average age of five employees at a local bank is 38 years old. the age of four out of five employees is 19, 28, 62, and 51 w
1 answer:
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Answer:
Option C is correct
Step-by-step explanation:
Given: A plane is descending onto the runway with an angle of depression of 55°. Also, it has 2.8 miles to go before landing.
To find: current altitude of the plane
Solution:
Consider the attached image.
In ΔABC,
(Alternate interior angles)
For any angle ,
= side opposite to angle/side adjacent to angle
Put
So, the current altitude of the plane is 4 miles.
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