In rectangle PQRS, SP = 3 and RS = 4. What is the length of PR? (Hint: use the Pythagorean theorem to solve for the diagonal) *

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?