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Classifying Triangles
Free powerpoints at http://www.worldofteaching.com
Geometry
1
5/23/2017
Two Ways to Classify Triangles
By Their Sides
 By Their Angles

Geometry
2
5/23/2017
Classifying Triangles
By Their Sides
Scalene
 Isosceles

Geometry
3
5/23/2017
Scalene Triangles

No sides are the same length
Geometry
4
5/23/2017
Isosceles Triangles

At least two sides are the same length
Geometry
5
5/23/2017
Classifying Triangles
By Their Angles
Acute
 Right
 Obtuse

Geometry
6
5/23/2017
Acute Triangles

Acute triangles have three acute angles
Geometry
7
5/23/2017
Right Triangles

Right triangles have one right angle
Geometry
8
5/23/2017
Obtuse Triangles

Obtuse triangles have one obtuse angle
Geometry
9
5/23/2017
Classify this triangle.
Right Scalene
Geometry
10
5/23/2017
Classify this triangle.
Obtuse Isosceles
Geometry
11
5/23/2017
Classify this triangle.
Acute Scalene
Geometry
12
5/23/2017
Classify this triangle.
Acute Isosceles
Geometry
13
5/23/2017
Classify this triangle.
Obtuse Scalene
Geometry
14
5/23/2017
Classify this triangle.
Right Isosceles
Geometry
15
5/23/2017
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