State whether the following statement is true or false.
90º is an example of obtuse angle.
True
False
If the angle is greater than 90º and lesser than 180º, then it is called obtuse. If it is 90º, it is called right angle.
180º is an example of Obtuse angle.
If one angle of a triangle is greater than 90 degrees, it is known as an obtuse-angled triangle.
Question 59
State whether the statement is True or False.
Two supplementary angles are always obtuse angles.
Question 68
Vertically opposite angles are either both acute angles or both obtuse angles.