-36y = x^2 the directrix of the parabola is: a. x = 9 b. y = 9 c. y = -9

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

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

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?