Asked by Arpit
Alpha+beta=pi/2
Sin alpha=1/3
Then sin beta=?
Sin alpha=1/3
Then sin beta=?
Answers
Answered by
scott
the angles are complementary ... sin alpha = cos beta = 1/3
sin^2 + cos^2 = 1 ... sin beta = √[1 - (cos beta)^2]
sin^2 + cos^2 = 1 ... sin beta = √[1 - (cos beta)^2]
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