what is ac in the figure
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base..........
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18 cm
triangle BDE and BAC are similar
the sides are proportional.
be=2x; bc=3x for some unknown x
de=12 cm
be/bc=de/ac
2x/3x=12/ac
ac=( 3x/2x )*12 = 18 cm
triangle BDE and BAC are similar
the sides are proportional.
be=2x; bc=3x for some unknown x
de=12 cm
be/bc=de/ac
2x/3x=12/ac
ac=( 3x/2x )*12 = 18 cm
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