A clock tower casts a 150-foot shadow on level ground, as shown below. The angle of elevation
Question:
A clock tower casts a 150-foot shadow on level ground, as shown below. The angle of elevation from the tip of the shadow to the top of the tower is 40◦.To the nearest tenth of a foot, what is the height of the clock tower?
A. 194.8
B. 178.5
C. 150.0
D. 126.0
E. 115.5
Transcribed Image Text:
40° 150 feet (Note: cos 40° = sin 50° ≈ 0.77 cos 50° = sin 40° ≈ 0.64 tan 50⁰ 1.19 tan 40° ≈ 0.84)
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