Respuesta:
2 CD = 8
Explicación paso a paso:
AB = 4, BC = x, CD = y
AB . BD = AC. CD
4 . (x + y) = (4 + x) + xy
4x = xy
4 = [tex]\frac{xy}{x}[/tex]
4 = y
CD = 4.2 = 8, espero te ayude :)
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Respuesta:
2 CD = 8
Explicación paso a paso:
AB = 4, BC = x, CD = y
AB . BD = AC. CD
4 . (x + y) = (4 + x) + xy
4x = xy
4 = [tex]\frac{xy}{x}[/tex]
4 = y
CD = 4.2 = 8, espero te ayude :)