In the figure below, angles ABC and BCD are angles.

A
complementary

B
supplementary

C
straight

D
obtuse

Idon’t see a picture

Idon’t know but you’ll figure it out

Complementary angles: angles whose sum is 90 degrees.supplementary angles: angles whose sum is 180 degrees.straight angle: an angle that is worth 180 degrees. (can be a straight  line)right angle: an angle that is worth 90 degrees ( usually marked by a small box and is the angle in a rectangle and square)