Respuesta:
b = 7 cm
Explicación paso a paso:
A = 1/2 b.h
2A = b.h
b = 2A/h
b = 2(14cm²)/4cm
b = 28cm²/4cm
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Respuesta:
b = 7 cm
Explicación paso a paso:
A = 1/2 b.h
2A = b.h
b = 2A/h
b = 2(14cm²)/4cm
b = 28cm²/4cm
b = 7 cm