Which relationship in the triangle must be true?
sin(b) = sin(a)
sin(b) = cos(90-b)
cos(b) = sin(180-b)
cos(b) = cos(a)
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12/11c

or

12

c

11

step-by-step explanation:

descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.  

therefore, the correct answer is d.  

just keep asking questions until you have a better understanding.

step-by-step explanation: