Respuesta :

shejladautovic

Answer:

P=4.5

Step-by-step explanation:

Area  of DFH is area of GFD minus area of GHD.

Area of GHD:

GH^2=5^2-3^2=16

GH=4

P1=4*3/2=6

Area of GFD:

P2=7*3/2=10.5

Area of DFH

P=P2-P1=10.5-6=4.5

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