At 10 AM on April 26, 2005, the building 300 feet high casts the shadow 50 feet long. Determine angle ofelevation of the Sun?
A laser beam is to be directed through the small hole in center of a circle of radius 10 feet. Origin of beam is 35 feet from circle. At what angle of elevation must beam be aimed to make sure that it goes through hole?
Trail A straight trail with the inclination of17 degrees leads from the hotel at the elevation of 9000 feet to a mountain lake at elevation of 11,200 feet. Determine the length of trail?