One who belongs to an insurance plan​

How many days was the temperature above 90 degrees?

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

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?