Classify the following triangles according to angle:

Open in App

Solution

Classify the given triangle

In the adjoining figure, $∠ A B C = 120^{\circ}$ which is an obtuse angle

Since, in a triangle if any angle is an obtuse angle, the triangle is called obtuse-angled triangle.

Hence, $Δ A B C$ is an obtuse-angled triangle

Suggest Corrections

Similar questions

Classify the following triangles according to measures of angles.

$40 °, 90 °, 50 °$

Classify the following as acute-angled, right-angled or obtuse-angled triangles according to the measures of their angles.

$20 °, 40 ° a n d 120 °$

Classify the following triangles as acute-angled, obtuse-angled, right-angled triangles according to the magnitude of their angles.

(1) $60 °, 60 °, 60 °$

Classify the following triangles as acute, right or obtuse-angled triangles according to the magnitude of their angles.

$67 °, 29 °, 84 °$

Join BYJU'S Learning Program