All About Triangles

1
All About
Triangles
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2
Vocabulary
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3
Triangle
A triangle is a polygon with three sides and
three angles. Triangles have different names
based on their side lengths and angles.
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4
Types of
Triangles
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5
Equilateral Triangle
An equilateral triangle has three equal sides,
meaning all the sides are the same length.
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6
Isosceles Triangle
An isosceles triangle has two equal sides, or two
sides with the same length.
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7
Scalene Triangle
A scalene triangle has no equal sides. All the
sides are different lengths.
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8
Let's Practice!
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9
Which triangle is scalene?
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10
Which triangle is isosceles?
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