# 9-13 September 2013 Classwork and Homework

• September 6, 2013, 12:00 AM - September 13, 2013, 12:00 AM
 Monday Lesson 21 Distributive property of multiplication over addition to expand and factor expressions. Understand the order of operation and use it to simplify arithmetic expressions.   HMW: L-21(1-30) Tuesday Test 3 Covers lessons 1-15 Wednesday Lesson 22 Classify two dimensional geometric objects as lines, rays, or segments. Understand the concept of planes in geometry. Classify pairs of lines as parallel, perpendicular, or skew. Name angles using three letters, one letter, or one number. Classify angles as cute, right, obtuse, and straight.   HMW: L-22 (1-30) Thursday Lesson 23 Multiply and divide mixed numbers by first rewriting them as improper fractions. Rewrite mixed numbers and whole numbers as improper fractions. Multiply and divide mixed numbers to solve word problems     HMW: L-23(1-30) Friday Investigation 2 Understand and apply the Pythagorean Theorem to find missing side lengths of right triangles. Identify Pythagorean triples. Use the Pythagorean Theorem to solve word and geometry problems.   HMW: No homework