6. The base and the corresponding altitude of a parallelogram are 10 cm and 3.5 cm, respectively. The area of the parallelogram is 30 cm^2. 6. The base and the corresponding altitude of a parallelogram are 10 cm and 3.5 cm respectively. The area of the parallelogram is 30 cm^2. July 2, 2021 Category: Chapter 12 - Heron's Formula , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related