two angles are called supplementary if their sum is____.
a.90°
b.b.180°
c.45°
d.360°



these are two nonadjacent angles formed by two intersecting lines.
a.linear pair
b.complementary angles
c.vertical angles
d.supplementary angles



what is the complement of 45°
a.55°
b.135°
c.125°
d.45°



it is a ray from the vertex of an angle to a point in its interior which divide the angle into two congruent parts
a.angle bisector
b.vertex
c.adjacent angle
d.linear pair