WAEC - Mathematics (1989 - No. 13)
In the diagram above ABDE and FCDE are parallelograms. If |FC| = 12.2cm and the height |PC| = 4.0cm, calculate the area of the parallelogram ABDE.
3.05cm2
8.20cm2
16.20cm2
24.40cm2
48.8cm2
Förklaring
Area of ABDE = b x h
12.2 x 4 = 48.8cm 2
12.2 x 4 = 48.8cm 2