In the given figure angle AOB=90 degree, AC=BC, OA=12cm and OC=6.5cm. Find ar (AOB). Share with your friends Share 2 Rishabh Mittal answered this Dear Student , Here is the similar link for your query : https://www.meritnation.com/ask-answer/question/in-the-triangleaob-angle-aob-90-c-is-the-mid-point-of-ab/areas-of-parallelograms-and-triangles/3578993 We hope the above link will help you in clearing the doubt . Regards -5 View Full Answer Neha answered this theorem will be applied. -3 Rajesh Kumawat answered this 780sq.cm 1 Nisarg answered this 144 - [6.5]SQ = X 2X x 6.5 = AR [AOB] -1