## Positive Group Norm: Papers in the Middle to Check Each Other's Work - Section 3: Group Quiz

Positive Group Norm: Papers in the Middle to Check Each Other's Work

# Focus on Justification: Interior and Exterior Angles

Unit 8: Discovering and Proving Polygon Properties
Lesson 4 of 9

## Big Idea: Students will improve written justifications by revising their work.

Print Lesson
Add this lesson to your favorites
Standards:
Subject(s):
Math, Geometry, polygons (Determining Measurements), properties of polygons, reasoning and proof, angle relationships, complex figures
48 minutes

### Jessica Uy

##### Similar Lessons

###### Human Conics: Circles and Ellipses
12th Grade Math » Conic Sections
Big Idea: Students collaborate with partners to become a human conic section and draw circles and ellipses using sidewalk chalk.
Favorites(1)
Resources(23)
Phoenix, AZ
Environment: Urban

###### Verifying Properties of Constructions
Geometry » Triangles and Congruence
Big Idea: Students use interactive geometry software to confirm their predictions about straight-edge and compass constructions. It's all done with triangles!
Favorites(1)
Resources(19)
Ault, CO
Environment: Rural

###### Line It Up!
Geometry » Line-sanity!
Big Idea: In this student-centered lesson, students work together to construct parallel and perpendicular lines while also writing equations for these lines.
Favorites(6)
Resources(39)
Saratoga Springs, NY
Environment: Suburban
sign up or
Something went wrong. See details for more info
 Nothing to upload details close