allery2 sin 30° cos 30° खंयच्या अचूक मोलाच्या बरोबर?
A1/2
B√3/2
C√3
D1
Answer & Solution
Correct answer: B. √3/2
हें 2 x 1/2 x √3/2 = √3/2 इतलें आसता, जें 60 अंश पाप आसा.
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