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Triangles

Triangles have three sides. There are many different types of triangles:

Equilateral triangle

• 3 equal sides

• 3 equal angles of 60°

Isosceles triangle

• 2 equal sides

• 2 equal angles

Scalene triangle

• No equal sides

• No equal angles

Right-angled triangle

• One of its angles is a right angle (90°)