Angles A and B are complementary. What is mB if mA = 5°?
175
90
85
45

85

Step-by-step explanation:

complementary angles = 90* so  85+5=90

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answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

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