Some Basic Definitions|Types Of Angles|Adjacent Angles|Complementary And Supplementary Angles|Linear Pair Of Angles|Vertically Opposite Angles|Axioms

Some Basic Definitions|Types Of Angles|Complementary And Supplementary Angles|Adjacent Angles|Linear Pair Of Angles|Vertically Opposite Angles|Axioms

Lines And Angles|Linear Pair Axioms|Theorem (Vertically Opposite Angles)

Lines And Angles - Some Basic Definitions|Types Of Angles|Complementary And Supplementary Angles|Relation Between Two Angles|Axioms

Some Basic Definition-Collinear And Non Collinear Points |Angles & Its Types|Complementary And Supplementary Angles|Relation Between Two Angles-Adjacent Angles|Linear Pair Of Angles,Vertically Opposite Angles|Axioms |Theorem |Transversal |Corresponding Angles,Alternate Interior Angles,Co-interior Angles

Linear Pair Angle|Questions|Vertically Opposite Angles|Theorem|Example|OMR

Basic Terms and Definitions of Line and Angle

OMR|Trigonometric Functions Of Sum And Difference Of Two Angles|Questions|Complementary And Supplementary Angles|Questions|Double Angle Formulas

In Fig.19,name each linear pair and each pair of vertically opposite angles:

Name the pairs of supplementary angles in the following figures: