All angles greater than 90∘ are obtuse angles. True or false.
True
False
Angles less than 90∘ are acute angles.
An obtuse angle is more than 90° but less than 180°
Angles equal to 90∘ are right angles.
An obtuse-angled triangle is one in which all the angles are less than 90°. State true or false.
State whether the following statement is true or false.
If one angle of a triangle is greater than 90 degrees, it is known as an obtuse-angled triangle.
90º is an example of obtuse angle.