WAEC - Mathematics (1996 - No. 42)
The angle of elevation of the top X of a vertical pole from a point P on a level ground is 60o. The distance from P to the foot of the pole is 55m. Without using tables, find the height of the pole.
50/3m
50m
55√3m
60m
65m
解释
h = 55Tan60o
h 55 x √3 ; h = 55√3m