Question

Given that sin A = 1/√2 and cos
B= 1/ then the value of (A+B) is :
30 degree
75 degree
45 degree
15 degree​

Answer 1

Answer:

Sin A = 1 / √2

Sin A = Sin 45

A = 45

Cos B = √3 / 2

Cos B = Cos 30

B = 30

A + B = 45 + 30 = 75 degree

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