## Applying Triangle Angle Theorems Do Now Presentation Example - Section 2: Mini-Lesson

Applying Triangle Angle Theorems Do Now Presentation Example

# Applying Triangle Angle Theorems

Lesson 5 of 11

## Big Idea: Students use their knowledge of theorems from this unit to find the measures of angles in a complex diagram involving triangles.

Print Lesson
Standards:
Subject(s):
45 minutes

### Marisa Laks

##### Similar Lessons

###### Applying Triangle Congruence
Geometry » Triangles and Congruence
Big Idea: Students learn how proving triangles congruent can be used as part of a larger strategy in a proof.
Favorites(5)
Resources(18)
Ault, CO
Environment: Rural

###### Time for Triangles
Geometry » Tremendous Triangles
Big Idea: Students will measure, cut and measure again to learn and prove key properties of triangles
Favorites(4)
Resources(28)
Saratoga Springs, NY
Environment: Suburban

###### Prove It (Part 1)
Geometry » Similar and Right Triangles
Big Idea: Students work on proving hypotheses – and end up proving the Pythagorean Theorem.
Favorites(1)
Resources(11)
Amsterdam, NY
Environment: Urban