PROPERTIES OF TRIANGLES

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Required Materials for Math Integrated Math I

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PROPERTIES OF TRIANGLES

In this unit, you will begin with a review of triangles and their properties. You will look at classifying triangles by both angles and sides. You will then examine the special relationship about the sum of the three angles in a triangle. You will explore congruency and similarity between triangles by examining their corresponding angles and sides.

Definitions and Basic Facts (09:35)

Proving Triangles Congruent (09:40)

Applying Scale Factors to Solid Figures

Similar Figures: Scaled Down (05:53)

Review Worksheets
The review worksheets are provided to give extra practice in skill areas presented in the unit. The worksheets are optional unless otherwise specified by the instructor. The worksheets are Adobe Acrobat files. Click on the pencil icon to open the document. Save the document to a folder on the computer, and then enter answers for the problems in the textboxes. Once the document is completed, make sure to save it again, and then send the document to the instructor via email. The answer key provided is for the instructors only and is password protected.

	Practice Worksheet: Types of Angles
	Answer Key (Password Protected)
	Practice Worksheet: Classify Triangles by Types of Angles
	Answer Key (Password Protected)
	Practice Worksheet: Classify Triangles by Lengths of Sides
	Answer Key (Password Protected)
	Practice Worksheet: Scale Factors
	Answer Key (Password Protected)
	Practice Worksheet: Similiar Figures
	Answer Key (Password Protected)