two adjacent sides of a parallelogram are length 5cm and 7cm and the diagonal connecting the ends of these sides is of length 9cm.find the area of the parallelogram.(√11=3.317 approx).pls give with a diagram Share with your friends Share 2 Lovina Kansal answered this Dear student In the given parallelogram ABCDAB=7cm, AD=5cm and BD=9cm∵ Area of △ABD=ss-as-bs-c=10.510.5-910.5-710.5-5 where s=5+7+92=10.5=10.5×1.5×3.5×5.5=10510×1510×3510×5510=11005×3×7×3×5×5×7×5×11=25×3×710011=2143.317=17.414cm2Therefore, area of parallelogram =2×17.414=34.83cm2 Regards 0 View Full Answer Ashish Singh answered this 34.82 is the answer 0