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प्रश्न
Use tables to find the acute angle θ, if the value of cos θ is 0.9848
बेरीज
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उत्तर
From the tables, it is clear that cos 10° = 0.9848
Hence, θ = 10°
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पाठ 21: Trigonometrical Identities - Exercise 21 (D) [पृष्ठ ३३१]
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