acute angle(< 90 degrees), right angle, obtuse angle ( > 90 degrees) and reflex angle ( > 180 degrees)
Acute angles do not have specific names.
There are no angles: the only intersections are of curves.
Complimentary angles.
equal angle
a rhombus
MunkarNakir
180 degrees i believe
They do not have any special names.
Different pairs of angles have different names.
They can have any name that you want!
quadralaterals have 4 equal sides and angles
obtuse and acute , straight and a right angle.