3/4. Looking down from the top row of Cornuelle lecture hall, you notice that the angle of depression to the floor seems to be

Question

3/4. Looking down from the top row of Cornuelle lecture hall, you notice that the angle of depression to the floor seems to be pretty steep, about 70 degrees. If the distance you walk up the stairs to get to the top row is 28 feet, how high above the floor is the top row? Round to the nearest 10th. 
Picture 
Equation: 
Answer:

Kunduz · Accepted Answer

Click to see the answer