Mathematics, 23.08.2019 04:30, finleymarch14

Which relationship in the triangle must be true?
а
в
sin(b) = sin(a)
sin(b) = cos(90 – b)
cos(b) = sin(180 - b)
cos(b) = cos(a)

Answers: 3

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Which relationship in the triangle must be true?
а
в
sin(b) = sin(a)
sin(b)...

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Which relationship in the triangle must be true? а в sin(b) = sin(a) sin(b) = cos(90 – b) cos(b) = sin(180 - b) cos(b) = cos(a)

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Which relationship in the triangle must be true?
а
в
sin(b) = sin(a)
sin(b) = cos(90 – b)
cos(b) = sin(180 - b)
cos(b) = cos(a)