Find the area of polygon ABCDEF if AD = 9 cm, AJ = 7 cm, AL = 6 cm, AH = 4 cm
AG = 2 cm where FG, BH, EI and CJ are perpendiculars to diagonal AD.
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Step-by-step explanation:
GH=1cm.
Area of ∆AHB.
=1/2*2.5*3=3.75cm^2
Area of trapezium HBCJ=1/2*4(4.5)
=9cm^2
Area of ∆CJD=1/2*2*2=2cm^2
Area of ∆EID =1/2*3*3=4.5cm^2
Area of trapezium HFEI=1/2*4(5.5)=11cm^2
Area of ∆AGF=1/2*2*2.5=2.5cm^2
Total area of ABCDEF=32.75cm^2
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