Sagot :
Answer:
A 9-meter high post cast a 15-meter shadow
Answer:
Angle of Elevation = 31°
Step-by-step explanation:
USE TRIGONOMETRIC FUNCTION FOR ANGLE OF ELEVATION
[tex] tan \: 0 = \frac{p}{b} \: \: \: \: p = 9 \: \: b = 15 \\ tan \: 0 = \frac{9}{15} = 0.6 \\ 0 = {tan}^{ - 1} of \: 0.6 \\0 = 30.96 = {31}^{0} [/tex]
hence,the angle of elevation is 31°
correct me if I'm wrong
hope it helps
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