A square has four right angles (90°). Each diagonal splits a corner into two angles of 45°. Note also that the diagonals cut each other in half at right angles. A rectangle has four right angles ...

Save guides, add subjects and pick up where you left off with your BBC account. The diagonals meet at right angles so we know we have an angle of \(90^\circ\). The three angles in a triangle add ...

Check (2020-21 edition) NCERT Solutions for CBSE Class 8: Chapter 3 - Understanding Quadrilateral by Jagran Josh experts and prepare for CBSE Class 8 Maths exam 2020-21.