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Types of Triangles

Types of Triangles. Sides and Angles play a part. What is a triangle?. A triangle is a shape that has 3 sides. A triangle also has 3 angles. 2. 1. 2. 1. 3. 3. Types of Triangles. Equilateral Triangle Has 3 EQUAL sides or 3 EQUAL angles (which will always be 60 degrees).

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Types of Triangles

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  1. Types of Triangles Sides and Angles play a part

  2. What is a triangle? • A triangle is a shape that has 3 sides • A triangle also has 3 angles 2 1 2 1 3 3

  3. Types of Triangles • Equilateral Triangle • Has 3 EQUAL sides or 3 EQUAL angles (which will always be 60 degrees)

  4. Types of Triangles • Isosceles Triangle • Has 2 EQUAL sides and 2 EQUAL angles

  5. Types of Triangles • Scalene Triangle • Has NO EQUAL sides and NO EQUAL angles

  6. Types of Triangles • Acute Triangle • Each of the 3 angles are less than 90 degrees

  7. Types of Triangles • Right Triangle • One angle is 90 degrees

  8. Types of Triangles • Obtuse Triangle • Has 1 angle greater than 90 degrees

  9. Possible Assignment • Now that you have learned about the different types of triangles, you: 1. Can draw and label at least four different types of triangles 2. Draw and label at least one triangle that can be classified as two of the types of triangles. Source of some pictures: http://www.mathsisfun.com/triangle.html

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