In \(sin(X+30)^o=cos40^o\),find X
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Correct Answer: Option B
Explanation:
\(sin(X+30)^o=cos40^o\\
X+30+40=90^o\)complementary angles
\(X=20^o\)
\(sin(X+30)^o=cos40^o\\
X+30+40=90^o\)complementary angles
\(X=20^o\)