Answer:
D.) Right
Explanation:
A.) An obtuse triangle is where one of the internal angles is obtuse (greater than 90 degrees).
B.) An acute triangle is a triangle with three acute angles (less than 90°).
C.) A right triangle is where one of its interior angles is a right angle (90 degrees).
D.) An equiangular triangle is a triangle where all three interior angles are equal in measure.
