Question

Read the following statement:

If the measure of an angle is more than 90º, then it is an obtuse angle.

Which of the following choices is a counterexample to the statement?


the measure of an angle that is 180º

the measure of an angle that is 150º

the measure of an angle that is 91º

Answer 1

the measure of an angle that is
`180^(\circ)`

Explanation:

This would be a straight angle, not an obtuse angle.