If height of a pole is 9 m and the angle of elevation of the sun is 60°, then what is the length of its shadow (in m)?
Answer & explanation
Correct answer: option 2
tan60º = √3 = \(\frac{AB}{AC}\)
\(\frac{9}{AC}\) = √3
AC = \(\frac{9}{√3 }\)
= 3√3
The correct answer is Option (2) → $3 \sqrt{3}$