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Triangles

Classifying triangles worksheets

Triangles are generally classified by their sides (scalene, equilateral, isosceles) and / or their angles (acute, obtuse, right) angles. In these geometry worksheets, students classify angles and learn the related terminology.

Triangles worksheets

Classify by angles:

Worksheet #1

Classify by sides:

Worksheet #2

Both:

Worksheet #3
Worksheet #4
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Classifying angles Measuring angles

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