Question

what is an obtuse triangle? it has 1 obtuse angle it has 0 obtuse angles it has 7 obtuse angle it has 5 obtuse angles

Explanation:

An obtuse - triangle is defined as a triangle that has exactly one angle greater than 90 degrees (an obtuse angle). Since a triangle has 3 angles in total, it cannot have 0, 5, or 7 obtuse angles.

Answer:

It has 1 obtuse angle