Respuesta :

Answer is "True".

A counterexample is any angle 180 deg or greater.

A 180-deg angle is a straight angle. A straight angle is not an obtuse angle.

An obtuse angle is an angle whose measure is between 90 deg and 180 deg.

Answer:

True

Step-by-step explanation:

A counterexample to this statement is any angle that 180 degrees+

This is because a  180 degree angle is a straight angle, and a straight angle is not an obtuse angle.An obtuse angle is between 90-180 degrees