AB BC 3. Si: y AC = 20 m Calcula la cuarta parte del AB. A B C AYUDAAAAA ES PARA HOY
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Explicación paso a paso:
.......a........b..........
A B C
a = 2k a = 2k....b=3k
b 3k
AC = a + b = 20
2k + 3k = 20
5k = 20
k = 4
por lo tanto AB 2k = 2*4 =8.............a = 8 ......b=12
Rspta 1/4 * 8 = 2
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