A computer program found that the line c=2t-89 is a good fit for the data. Use this equation to predict how many cups of lemonade Lin might sell on a day where the high temperature is 74 degrees.

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]