Midpoint between(-3,5) and (7,-5).

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

What is the total surface area of this square pyramid?

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30