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OpenStudy (anonymous):
Which pair of angles has congruent values for the sin x° and the cos y°? 42°; 42° 42°; 48 42°; 138° 42°; 132° I got answer C am i correct ?
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OpenStudy (anonymous):
i meant to say answer B
Elsa213 (elsa213):
Sin and Cos are complementary: \(cosx∘=sin(90∘−x)\) and vice versa
OpenStudy (anonymous):
so B is correct ?
Elsa213 (elsa213):
yes
OpenStudy (anonymous):
thank you :)
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