Help asap this is for an exam! Which of the following would be a line of reflection that would map ABCD onto itself?

Square ABCD with A at negative 3 comma 0, B at negative 3 comma 2, C at negative 1 comma 2, and D at negative 1 comma 0.

y = 2
3x + y = 1
3x + y = −1
−3x + 3y = 9

Question 5 spring semester final exam math evaluate

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

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