Chapter 12

Angles

5th Grade: Chapter 12 Outline

Week 26 - Week 27

Essential Questions:

  • How can the Angle Sum Theorem be used to solve for unknown angle measures on a line?
  • How can the Angle Sum Theorem be used to solve for unknown angle measures at a point?
  • How can properties of angles be used to solve for unknown angle measures?

Content:

Students will know and understand:

  • Angles on a line.
  • Angles at a point.
  • Intersecting lines
  • Vertical angles.

Skills:

Students Will:

    • The sum of angle measures on a line is 180º.
    • The sum of angle measures at a point is 360º.
    • Vertical angles have equal measures.

Assessment

Chapter 12 Assessment: Area of a Triangle

Formative Test: Common

Upon completion of Unit 12:

  • MP.1. Make sense of problems and persevere in solving them.
  • MP.2. Reason abstractly and quantitatively.
  • MP.4. Model with mathematics.
  • MP.6. Attend to precision.
  • MP.7. Look for and make use of structure.
  • MP.8. Look for and express regularity in repeated reasoning.