. Question 17 0/1 pt O 3 99 0 Details Find the angle of elevation of the sun from the ground when a tree that is 13 ft tall casts a shadow 15 ft long. Round to the nearest degree. Question Help: Message instructor Submit Question Question 18 0/1 pt O 3 2 99 0 Details A backcountry airport has a runway that is 150 feet long. Approximately 75 feet past the runway is a large grove of trees that average in height around 100 feet tall. What angle of elevation must a pilot take in order to avoid crashing into the trees? Round to the nearest hundredths. Select an answer v Question Help: Message instructor Submit