A plane rises from take-off and flies at an angle of 10 degrees with the horizontal runway. When it has gained 500 feet, how do you find the distance, to the nearest foot, the plane has flown?
1 Answer
Oct 16, 2015
Explanation:
The level runway (x), height gained (h), and distance travelled (r) form a right-angled triangle with base angle
We may hence use trig ratios to solve for any of the unknowns, in particular for the distance r as follows :
