Which angle in this shape is a right angle angle a angle c angle b angle d

Answer:
That would be angle B. A right angle is 90 degrees
Step-by-step explanation:
Answer:
its angle B.
Step-by-step explanation:
angle A is acute, angle C is acute, and angle D is obtuse. The only right angle in this shape is angle B. Hope I helped! Please mark brainliest!