1.

If SinA=1/2 and CosB=1/2 then A+B=.... *0°30°60°90°Other:​

Answer»

ong>ANSWER:

sinA = 1/2

=> sinA = sin30

=> A = 30

COSB = 1/2

=> CosB = cos60

=>B = 60

A + B = 30 +60 =90

=>Option D is correct



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