Per 3-4 Math 20A Quiz: Angles and Polygons / Perimeters and Areas of Similar Figures p. 248 (intro)
Per 5-6 Math 9A Solving Linear Inequalities by Multiplication and Division h/o p. 253-254 and p. 305 #3-13
Per 9-10 Math 20B Quiz: Angles and Polygons / Perimeters and Areas of Similar Figures p. 248 (intro)
