Finding angles. Intersecting lines are lines that cross each other.. Parallel lines are lines that never cross each other - they keep the same distance apart from each other.. When two lines ...

Save guides, add subjects and pick up where you left off with your BBC account. A rectangle has two pairs of equal sides. It has four right angles (90°). The opposite sides are parallel. The ...

Class 9 Maths Chapter 6 Lines and Angles is available here for download in PDF format. We have provided here the latest edition of the chapter which is published by the NCERT on its official website.