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OpenStudy (anonymous):
PLLLEAASSE HELP THANKS given a right triangle ABC, which of the following statements must be true? check all that apply pic in comments a) sinA=cos (90-C) b)cosA=sinC c) sinA=cos(90-A)
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OpenStudy (anonymous):
OpenStudy (anonymous):
Gotta go with C
OpenStudy (anonymous):
c
OpenStudy (anonymous):
@lupita1995 can angle a and c be supplementary?
OpenStudy (anonymous):
i would go with that yes
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