Respuesta:
área total = Ar. lateral + Ar. base
Ar base = (perimetro x apotema)/2 = (40*3)/2 =60 cm
Ar. lat. = b*h = 8*10 = 80 cm
Ar. total = 60 + 80 = 140 cm
Explicación paso a paso:
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Respuesta:
área total = Ar. lateral + Ar. base
Ar base = (perimetro x apotema)/2 = (40*3)/2 =60 cm
Ar. lat. = b*h = 8*10 = 80 cm
Ar. total = 60 + 80 = 140 cm
Explicación paso a paso: