Learn about complementary, supplementary, corresponding, alternate and vertically opposite angles with BBC BItesize Scotland maths for Third Level CfE.

Parallel lines are lines that never cross each other - they keep the same distance apart from each other. When two lines intersect, the opposite (X) angles are equal. On parallel lines, alternate ...

CBSE Class 9 Maths Chapter 6 Lines and Angles Extra Questions for 2020-21. Practice with these important questions to perform well in your Maths exam.