3. PQRS is a parallelogram whose area is 180 cm^2 and A is any point on the diagonal QS. The area of ∆ ASR = 90 cm^2. 3. PQRS is a parallelogram whose area is 180 cm^2 and A is any point on the diagonal QS. The area of ∆ ASR = 90 cm^2. July 1, 2021 Category: Chapter 9 - Areas of Parallelogram and Triangles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related