Teaching KVS Junior Secretariat Assistant (LDC) Mock Test 2022 Quantitative Aptitude Trigonometry Heights and Distances
The length of the shadow of a tower is 9 metres when the sun’s altitude is 30°. What is the height of the tower?
1
3√3 m
2
\(4\frac{1}{2}m\)
3
9 √3 m
4
\(\frac{{9\sqrt 3 }}{2}m\)