engineering mathematics MCQ #77

A building casts a 50m shadow when the sun's angle of elevation is 45°. Find the height of the building.

engineering mathematics MCQ #77

  1. Question 1

    Q1. A building casts a 50m shadow when the sun's angle of elevation is 45°. Find the height of the building.

    • A) 25 m
    • B) 50 m
    • C) 75 m
    • D) 100 m

    Answer: 50 m

    Explanation: tan(45°) = height / 50, so height = 50 m, as tan(45°) = 1.