SOLUTION: The length of the track on an incline of a rollercoaster is 175 feet. The horizontal distance from the beginning of the incline to the end of the incline is 30 feet. What is the

Algebra ->  Pythagorean-theorem -> SOLUTION: The length of the track on an incline of a rollercoaster is 175 feet. The horizontal distance from the beginning of the incline to the end of the incline is 30 feet. What is the       Log On


   

Question 1137727: The length of the track on an incline of a rollercoaster is 175 feet. The horizontal distance from the beginning of the incline to the end of the incline is 30 feet. What is the angle of elevation for the rollercoaster rounded to the nearest degree?
Can anyone help?? It would be greatly appreciated.
Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
.

Cos%28alpha%29 = 30%2F175 = 6%2F35  = 0.17143.


alpha = arccos(0.17143) = 1.399 radians = 80 degrees (approximately).    ANSWER