Sarah drives her car 133 miles in 285 minutes. What is her average speed in miles per hour?
1 answer:
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Answer:
The angle of elevation is approximately
Step-by-step explanation:
Notice that the two pieces of information given: "400 ft away from a building", and building that is "850 ft tall", can be regarded as the two legs of a right angle triangle (see attached image).
Then the angle that we are trying to find (the angle of elevation) can be found by using the arc-tangent function:
