4. In Fig. 9.24, ABC and ABD are two triangles on the same base AB. If line- segment CD is bisected by AB at O, show that: ar(ABC) = ar(ABD). 4. In Fig. 9.24 ABC and ABD are two triangles on the same base AB. If line- segment CD is bisected by AB at O show that: ar(ABC) = ar(ABD). October 15, 2020 Category: Chapter 9 - Areas of Parallelogram and Triangles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related