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प्रश्न
Use tables to find the acute angle θ, if the value of tan θ is 0.7391
उत्तर
From the tables, it is clear that tan 36° 24’ = 0.7373
tan θ − tan 36° 24’ = 0.7391 − 0.7373 = 0.0018
From the tables, diff of 4’ = 0.0018
Hence, θ = 36° 24’ + 4’ = 36° 28’
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