# Triangle angles

### Foldable to place in an interactive notebook for students to reference. Use the Triangle Sum Theorem when solving for missing angles using algebra.

### Triangle Sum and Naming Angles Foldables

Get an angle on triangles with a geometry practice sheet! Find the missing angles in these triangles by solving for x.

### world's hardest easy geometry problem This would be awesome as a challenge problem for honors!

### Math by Tori: Triangles: Writing Congruence Statements I like that you can see that the triangle in any position will hold the same congruences.

Fall - Angles of Triangles Cut, Paste, Solve, Match Puzzle ActivityIn this activity, students cut out 36 puzzle pieces that represent the different types of angle relationships that can be be created by the angles inside and outside of triangles (angle sum theorem, exterior angle theorem, vertical angles, the Isosceles Triangle Theorem).Each puzzle includes:** A diagram** The value of x** The value of a requested angleStudents need to match the pieces together and use the given information…

### Kelsoe Math: Triangles Unit: Interior Angle Sum and Exterior Angle (Remote Interior Angles)

Properties of Triangles Choice Board. Can be used as homework, review, or assessment. Choice Boards are great ways to differentiate to student needs. Topics include: classifying triangles by sides and angles, Triangle Inequality Theorem, Triangle Angle Sum Theorem, Drawing triangles given side lengths/angle measurements.

Right Triangle - Angles of Elevation & Depression Interactive Notebook Pages In this fantastic set of Interactive Notebook Pages you will find two separate