14. cathy wants to determine the height of the flagpole
shown in the diagram below. she uses a survey
instrument to measure the angle of elevation to the
top of the flagpole, and determines it to be 34.9º.
she walks 8 meters closer and determines the new
measure of the angle of elevation to be 52.8º.
at each measurement, the survey instrument is
1.7 meters above the ground.

52.8
34.9
a
1.7 m
8 m
determine and state, to the nearest tenth of a
meter, the height of the flagpole.