Q1/ A tract ofland has three straight sides AB, BC and CD. The fourth side DA, is irregular. The dimensions of the sides are as below: AB = 168m, BC=255m, CD= 180m, DA= 240m, AC= 340m To determine the area of the tract with irregular boundary, the offsets measured outside from the side AD to the irregular boundary are as below: Chainage from A (m) Offset (m) 60 120 180 240 0.0 5.8 1.5 4.8 0.0 4,8 m 5,8 m 1.5 m DE-- 180 120 60 340 m 168 m 180 m 25 m Calculate the area of the tract in hectares