An observer 1.8 m tall stands away from a chimney at a distance of 38.2 m along the ground. The angle of elevation of top of chimney from the eyes of observer is 45∘ . The height of chimney above the ground is (CBSE 2025)
(1) 38.2 m
(2) 36.4 m
(3) 40 m
(4) 38.22 m