मैथ क्लास 10th टेक्नोमेट्री सूत्र batao
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त्रिकोणमिति के सूत्र में आनुपातिक सम्बंध| Proportional Relationship in Trigonometry formula in Hindi
- cosec θ = 1 / Sin θ
- cos θ = 1 / sec θ
- cot θ = cos θ / sin θ
- tan θ = 1 / cot θ
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