The area of a square is 576 square inches what is the length of one side of the square

This question awards 100 ! i really don’t want to fail i will also mark you !

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

True or false look at the picture pls : /