if A andB are complementary angle, than
A) sinA=sinB
B) sinA=cosB
C) secA=cosB
D) cosA=cosB
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SinA = cos B
Consider angle a =30
Angle b = 60
sin30 = 1/2
Cos60 =1/2
RHS are equal so
SinA= cosB
Consider angle a =30
Angle b = 60
sin30 = 1/2
Cos60 =1/2
RHS are equal so
SinA= cosB
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