allery2 sin 30° cos 30° کس صحیح قدر کے برابر ہے؟
A1/2
B√3/2
C√3
D1
Answer & Solution
Correct answer: B. √3/2
یہ 2 x 1/2 x √3/2 = √3/2 کے برابر ہے، جو کہ گناہ 60 ڈگری ہے۔
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