Question

Intr-un trapez cu bazele de 4 cm si 6 cm, l.m=?

Answer 1

l.m= (B+b)\2
l.m=(6+4)\2
l.m=10\2
l.m=5 cm 
Sper ca te-am ajutat! :)

Answer 2

$l.m.= \frac{b+B}{2} \\ \\ l.m.= \frac{4+6}{2} \\ \\ l.m.= \frac{10}{2} \\ \\ l.m.=5cm \\ \\ b=baza.mica. \\ \\ B=baza.mare.$