Mathematics · Trigonometry
समतल भूमि पर खड़ी एक मीनार की परछाई सूर्य का उन्नयन कोण 45° से बदलकर 30° होने पर 40 मीटर अधिक लंबी हो जाती है। मीनार की ऊँचाई (मीटर में) ज्ञात कीजिए।
- 110(√3 + 1)
- 220(√3 + 1)✓
- 320(√3 - 1)
- 410(√3 - 1)
सही उत्तर देखें
20(√3 + 1)
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