The polygon ABCDE is divided into parts as shown in fig., find it area, if AD=9 cm, AH=8 cm, AF=3 cm, AG=6 cm and perpendicular BF=2 cm, CH=2.5 cm, FG=3 cm.
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Solution
Considering EG=3cm instead of FG=3cm
Area of polygon ABCDF = Area of △AFB + Area of trapezium FBCH+Area of △CHD+Area of △ADE