Triangles
- A triangle can be classified on the basis of the measures of its angles and sides.
- Classification of triangles on the basis of the measures of its angles:
|
Name |
Nature of the angle |
|
Acute-angled triangle obtuse-angled triangle Right-angled triangle |
Each angle is acute One angle is obtuse One angle is a right angle |
- Classification of triangles on the basis of the lengths of its sides:
|
Name |
Nature of the angle |
|
Scalene triangle Isosceles triangle Equilateral triangle |
All three sides are of unequal length Any two sides ar… |
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