Answer: 16.91°
Step-by-step explanation:
1. You can draw a right triangle as you can see in the figure attached.
2. Then you can calculate the angle of elevation (α) as following:

Where:

3. Now you must substitute these values. Then, the angle of elevation is:


2/4+5/6+7/2=29/6-1/2=26/6=13/3=4 1/3
Answer:
300=initial time and 0.05 is the amount of time shaved off of the initial time to run the marathon
Step-by-step explanation:
Answer: You can't unfortunatly. 44 divided by 44 is 1 though
Step-by-step explanation:
432 million, 540 times .20 equals 108, subtract 108 from 540 and you get your answer