Question

Will give crown thanks

Answer 1

∠A: Right Angle.

∠B: Acute Angle.

∠C: Obtuse Angle.

∠D: Right Angle.

I hope this helped you

Answer 2

A is right

B is acute

C is obtuse

D is right

Explanation:

90 is right

anything under 90 is acute

over 90 obtuse