Classify the 240° according to magnitude.
Identifying the angle
Reflex angles are those angles whose measure is greater than 180°and smaller than 360°.
Here 240°is greater than 180°but less than 360°.
Hence, 240°is a reflex angle.
Classify the 76° according to magnitude.
Classify the 180° according to magnitude.
Classify the following triangles as acute, right or obtuse-angled triangles according to the magnitude of their angles.
67°,29°,84°
Classify the following triangles as acute-angled, obtuse-angled, right-angled triangles according to the magnitude of their angles.
(1) 60°,60°,60°