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anonymous
 one year ago
Which statement is true?
In any right triangle, the sine of one acute angle is equal to the cosine of the other acute angle.
In any right triangle, the sine of one acute angle is equal to the sine of its complementary angle.
In any right triangle, the cosine of one acute angle is equal to the cosine of its complementary angle.
In any right triangle, the sum of the sine of one acute angle and the cosine of the other acute angle is 1.
anonymous
 one year ago
Which statement is true? In any right triangle, the sine of one acute angle is equal to the cosine of the other acute angle. In any right triangle, the sine of one acute angle is equal to the sine of its complementary angle. In any right triangle, the cosine of one acute angle is equal to the cosine of its complementary angle. In any right triangle, the sum of the sine of one acute angle and the cosine of the other acute angle is 1.

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wolf1728
 one year ago
Best ResponseYou've already chosen the best response.1No I don't think D sine 45 = .707 cosine 45 = .707 Sum does NOT = 1

wolf1728
 one year ago
Best ResponseYou've already chosen the best response.1sine 10 = .17365 cosine 80 = .17365 sum NOT = 1

wolf1728
 one year ago
Best ResponseYou've already chosen the best response.1Seems like it might be A Not sure

wolf1728
 one year ago
Best ResponseYou've already chosen the best response.1Anyone else care to give an answer?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@wolf1728 is correct, it's A. Those are cofunction identities. \[\cos(90^o\theta)=\sin \theta\] \[\sin(90^o\theta)=\cos \theta\]
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