A four-sided figure is resized to create a scaled copy. The lengths of its four sides change as in the table below. Find the scale factor as a fraction in reduced terms.

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?