The temperature dropped 5 °F every hour for 5 hours. What was the total number of degrees the temperature changed in the 5 hours
2 answers:
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Answer:
Reference angle is and tan
= -1
Step-by-step explanation:
lies in the 4th quadrant
and reference angle for angle in 4th quadrant is 2π - x , where x is the angle given.
and reference angle for is
2π- =
and tan = -tan
= -1
Since tan is negative in 4th quadrant ,therefore value will be negative for the given angle.
Answer:
Step-by-step explanation:
see the attached figure to better understand the problem
In the right triangle ABC
Applying the Pythagorean Theorem
substitute the given values
solve for BC
