CBSE 2025 · Region 5 · Set 1 · Q13 · 1 mark
An observer $\displaystyle 1.8$ m tall stands away from a chimney at a distance of $\displaystyle 38.2$ m along the ground. The angle of elevation of top of chimney from the eyes of observer is $\displaystyle 45$°. The height of chimney above the ground is
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle 40$ m
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CBSE Class 10 Mathematics past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.