Respuesta :

Answer:

its not clear to see sorry for taking your points just letting you know

Step-by-step explanation:

Answer:

6.3 sq ft

Step-by-step explanation:

Area of entire Δ = 1/2·(4)(1.9+3.1)

                           = 2(5)

                           = 10 sq ft

Area of unshaded Δ = 1/2 ·(4)·(1.9)

                                  = 2(1.9) =3.8 sq ft

Area of shaded Δ = 10.0 - 3.8 = 6.2 sq ft

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