Answer and Explanation
Your Answer is
Correct Answer is J
Explanation
sin is equal to the ratio of the opposite side to the hypotenuse, so the height is 35×sin15=9.065, so choose J
42. As shown in the figure below, an escape ramp leading from an emergency exit of an airplane is 35 feet long when fully extended and forms a 15° angle with the level ground.
Given the trigonometric approximations in the table below, what is the height above the ground of the emergency exit, rounded to the nearest 0.1 foot?
