Answers

2016-07-26T20:45:01+08:00
 A 30-foot flagstaff is fixed in the center of a circular tower, 40 feet in diameter. From a point in the same horizontal plane as the foot of the tower the angles of elevation of the top of the flagstaff and the top of the tower are found to be 36 degrees and 30 degrees respectively. Find the height of the
0