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Ch.2 - Angles and Measurement

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 angles


same - side interior and same - side exterior

Solving systems of equations using the substitution method

Solving systems of equations using the elimination method

Solving systems of equations when one equation needs to multiplied


 Identifying angle relationships


Finding angle measures by using angle relationships


Solving 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 shapes


Finding area of parallelograms and triangles


Finding 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 form


Pythagorean Theorem

 Pythagorean theorem given a triangle


Pythagorean theorem word problems



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