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प्रश्न
A vertical stick 20 cm long casts a shadow 6 cm long on the ground. At the same time, a tower casts a shadow 15 m long on the ground. Find the height of the tower.
योग
उत्तर
Let the sun’s altitude at that moment be θ.
∆PQM ~ ∆ABC
`\Rightarrow \frac{MP}{MQ}=\frac{AC}{CB}`
`\Rightarrow \frac{h}{15}=\frac{20}{6}`
∴ Height of the tower = 50 m.
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