Find out the types of triangles based on angles. List them out and its properties.

Acute-angled triangle: A triangle whose all angles are less than 90 degree is called an acute-angled triangle or Acute triangle.

Obtuse-angled triangle: A triangle whose one angle is greater than 90 degree is an obtuse-angled triangle or Obtuse triangle.

Right-angled triangle: A triangle whose one angle is 90 degree is a Right-angled triangle or Right triangle.

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Updated on: 10-Oct-2022

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