Triangle PQR has the following coordinates P(2,4), Q(4,4) and R(4,2). Using a scale of 1cm to represent 1 unit on each axis, enlarge PQR using a scale factor (k) of -1.5 at the center (-1,-2).

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

What is the measure of angle afe? 79 81 91 99

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