1. Classifying Triangles
Free powerpoints at
Geometry
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2. Two Ways to Classify Triangles
By Their Sides
By Their Angles
Geometry
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3. Classifying Triangles By Their Sides
Equilateral
Scalene
Isosceles
Geometry
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4. Equilateral Triangles
All sides are the same length.
Geometry
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5. Scalene Triangles
No sides are the same length
Geometry
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6. Isosceles Triangles At least two sides are the same length 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
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12. Classify this triangle.
Obtuse Isosceles
Geometry
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13. Classify this triangle.
Acute Scalene
Geometry
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14. Classify this triangle.
Acute Isosceles
Geometry
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15. Classify this triangle.
Obtuse Scalene
Geometry
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16. Classify this triangle.
Right Isosceles
Geometry
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