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## Click here for Parent Guide with Extra Practice for Chapter 2 - Angles and Measurement from CPM

 Chapter Objective Students will be able to… Standard(s) Help/Examples Practice 2.1.1 Name angles according to their relationship (Complementary, Supplementary, Vertical) G-CO.9 2.1.2 Identify corresponding angles (transversal line intersecting two parallel lines) G-CO.9 corresponding angles Identifying complementary, supplementary, vertical and adjacent angles 2.1.3 Identify alternate interior and same-side interior and their relationships ( transversal line intersecting two parallel lines) G-CO.9 alternate interior anglessame - side interior and same - side exteriorSolving systems of equations using the substitution methodSolving systems of equations using the elimination methodSolving systems of equations when one equation needs to multiplied Identifying angle relationshipsFinding angle measures by using angle relationshipsSolving systems of equations 2.1.4 Understand that the angles in a triangle add to 180 degrees G-CO.10 Triangle-Angle-Sum Theorem Finding angle measures using the triangle - angle - sum theorem 2.1.5 Understand converses of angle theorems G-CO.9 2.2.1 to 2.2.4 Find perimeter of polygons and composite shapes 2.2.1 to 2.2.4 Find area of polygons and composite shapes Finding the area for composite shapes Finding area of composite shapesFinding area of parallelograms and trianglesFinding the area of a trapezoid 2.3.1 Determine if three lengths can make a triangle Triangle inequality theorem Triangle inequality theorem 2.3.2 Use the Pythagorean Theorem to Solve for Sides of a right triangle G-SRT.8 Pythagorean theorem and simplest radical formPythagorean Theorem Pythagorean theorem given a trianglePythagorean theorem word problems