1. Classifying Triangles
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Geometry
12/31/2018

2. Two Ways to Classify Triangles
By Their Sides
By Their Angles
Geometry
12/31/2018

3. Classifying Triangles By Their Sides
Scalene
Isosceles
Equailateral
Geometry
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4. Scalene Triangles No sides are the same length 10 in. 14 in. 16 in.
Geometry
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5. Isosceles Triangles At least two sides are the same length 8 in. 8 in.
Geometry
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6. Equilateral All three sides are the same length.
18in.
18 in.
18 in.
Geometry
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7. Classifying Triangles By Their Angles
Acute
Right
Obtuse
Geometry
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8. Acute Triangles Acute triangles have three acute angles Geometry
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9. Right Triangles Right triangles have one right angle Geometry
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10. Obtuse Triangles Obtuse triangles have one obtuse angle Geometry
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11. Classify this triangle.
Right Scalene
Geometry
12/31/2018

12. Classify this triangle.
Obtuse Isosceles
Geometry
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13. Classify this triangle.
Acute Scalene
Geometry
12/31/2018

14. Classify this triangle.
Acute Isosceles
Geometry
12/31/2018

15. Classify this triangle.
Obtuse Scalene
Geometry
12/31/2018

16. Classify this triangle.
Right Isosceles
Geometry
12/31/2018