SI : 4/a= 7/b= 8/c ;ademas : bc = 504
HALLAR "A"
usando aritmetica
(4/a)^2=(7x8)/(bc)...propiedad
reemplazando
(4/a)^2=(7x8)/(504)
a=12
...
se uso estra propiedad
a/b=c/d=e/f=r
(ac)/(bd)=r^2=(e/f)^2
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usando aritmetica
(4/a)^2=(7x8)/(bc)...propiedad
reemplazando
(4/a)^2=(7x8)/(504)
a=12
...
se uso estra propiedad
a/b=c/d=e/f=r
(ac)/(bd)=r^2=(e/f)^2