The people 7 pounds how much would that be

For which pair of functions is (gof)(a)=|a|-2?

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

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?