An obtuse angle.
90 degrees
A pair of supplementary angles adds up to 180 degrees. Therefore, the supplement to a 150 degree angle is 180 - 150 = 30 degrees.
Obtuse.
A 12 degree angle is an acute angle.
No special type, and so without a special name.
No.
An obtuse angle.
30 30 150 150
90 degrees
A pair of supplementary angles adds up to 180 degrees. Therefore, the supplement to a 150 degree angle is 180 - 150 = 30 degrees.
Obtuse.
Yes, it is.
150 degrees
30 30 150 150
A 12 degree angle is an acute angle.
Interior angle is 150 degrees.