engineering mathematics MCQ #109

A tree casts a shadow 15m long when the sun's angle of elevation is 30°. How tall is the tree?

engineering mathematics MCQ #109

  1. Question 1

    Q1. A tree casts a shadow 15m long when the sun's angle of elevation is 30°. How tall is the tree?

    • A) 5√3 m
    • B) 10√3 m
    • C) 15√3 m
    • D) 20√3 m

    Answer: 5√3 m

    Explanation: tan(30°) = height / 15. So, height = 15 * tan(30°) = 15 * 1/√3 = 5√3 m.