Example 19 : Diagonals of a rectangle are perpendicular to each other. Example 19 : Diagonals of a rectangle are perpendicular to each other. July 16, 2021 Category: Chapter 3 - Understanding Quadrilaterals , Chapter 4 - Practical Geometry , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related 6. Diagonals of a rectangle are equal and perpendicular. Is this statement true? Give reason for your answer.Example 2 : Show that the diagonals of a rhombus are perpendicular to each other.110. Diagonals of a rhombus are equal and perpendicular to each other.