Asked by Tyrone
A plane takes off at 95 miles per hour and with a 10 degree angle of elevation. When does it reach its cruising altitude of 21,000 feet?
Answers
Answered by
R_scott
it flies along the hypotenuse of a right triangle
length of hypot (distance to cruising alt) ... d = 21000 ft / sin(10º)
convert miles per hour to feet per second
... divide into d to find time to cruising alt
length of hypot (distance to cruising alt) ... d = 21000 ft / sin(10º)
convert miles per hour to feet per second
... divide into d to find time to cruising alt