Look at the multiple-choice options before calculating. If the options are widely spread apart, round the numbers in the question to get an instant, approximate answer. Use the Choices to Your Advantage
). Know how to find the slope perpendicular to a given line. General Math Tmsca Study Guide
Understand complementary, supplementary, vertical, and alternate interior angles formed by parallel lines cut by a transversal. 4. Algebra and Coordinate Geometry Look at the multiple-choice options before calculating