90^o

60^o

65^o

50^o

Adjacent angle

Complementary angles

Supplementary angles

Vertically opposite angles

∠  AOD and  ∠BOC 

 ∠EOA and  ∠ AOB 

 ∠EOB and  ∠ EOD 

 ∠EOA and  ∠ EOC 

Line

Ray

Line segment

Point

 ∠AOB and  ∠ AOC 

 ∠AOB and  ∠BOC 

 ∠BOD and  ∠ BOC 

All are correct

Equal in measure

Supplementary

Complementary

Vertically opposite

55^o

45^o

35^o

90^o

0^o

180^o

360^o

Acute angle

Obtuse angle

Reflex angle

Right - angle

Two acute angles can be supplementary

Two adjacent angles can be complementary

Two supplementary angles always form a linear pair

Two obtuse angles can be supplementary