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Solve for Unknown Angles—Angles and Lines at a Point Lesson PlanSolve for Unknown Angles—Angles and Lines at a Point Lesson Plan
Publisher
EngageNY
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
9th - 10th
Subjects
Math
1 more...
Resource Type
Lesson Plans
Audience
For Teacher Use
Duration
45 mins
Instructional Strategies
Guided Practice
1 more...
Language
English, Arabic
Lesson Plan

Solve for Unknown Angles—Angles and Lines at a Point

Curated and Reviewed by Lesson Planet
This Solve for Unknown Angles—Angles and Lines at a Point lesson plan also includes:
  • Congruence, Proof, and Constructions - Module Overview (PDF)
  • Congruence, Proof, and Constructions - Module Overview (Doc)
  • Solve for Unknown Angles - Angles and Lines at a Point (Doc)
  • Solve for Unknown Angles - Angles and Lines at a Point (PDF)
  • Solve for Unknown Angles - Angles and Lines at a Point (Doc)
  • Assessment
  • Answer Key
  • Join to access all included materials

How do you solve for an unknown angle? In this sixth installment of a 36-part series, young mathematicians use concepts learned in middle school geometry to set up and solve linear equations to find angle measures.

33 Views 12 Downloads
CCSS: Designed

Concepts

vertical angles, supplementary angles, adjacent angles

Additional Tags

math

Instructional Ideas

  • Use this resource as a review assignment
  • Print out the table of angle relationships for pupils to have as a resource

Classroom Considerations

  • The lesson assumes that class members can fluently solve linear equations with rational coefficients

Pros

  • Resource includes plenty of exercises for both guided and independent practice
  • Explanation of processes leads to proof techniques used in later lessons

Cons

  • No hands-on activity to engage students

Common Core

HSG-CO.C.9 MP6 MP7

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