Question

Two angles can be supplementary if both of them are............. angles.
Answer:
1.Acute,
2.Obtuse.
3.Right.
4.More than 1 option is correct.​

Answer 1

It must be always acute for being supplementary

Answer 2

Answer:

3.Right angles

Because neither two acute angles nor 2 obtuse angles make 180 degrees.

Thank you