Question

3) seja  C o  ponto medio do segmento AB. se AB=x, a medida de AC e igual a:                        a)2X      B) X    c) x   d) x                                                                                                    
                  2                 4                                                                                                    

Answer 1

ponto medio = $\frac{AB}{2}$

se AB = x...então vc substitui ab por x

ponto médio = $\frac{x}{2}$