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प्रश्न
The height of a tree is `sqrt(3)` times the length of its shadow. Find the angle of elevation of the sun.
योग
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उत्तर
Let the length of the shadow of the tree be x m
∴ Height of the tree = `sqrt(3) xx m`
If θ is the angle of elevation of the sun, then
` tan theta = (sqrt(3)x)/x`
= `sqrt(3)`
= tan 60°
∴ θ = 60°
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