Jawabanmu

2014-08-13T13:49:45+07:00
Yg segitiga \frac{8}{6} :  \frac{x}{3} =  \frac{24}{6} (perkalian silang) = 4

yg trapesium  \frac{14}{8} :  \frac{x}{5} =  \frac{70}{8} (perkalian silang) = 8,75

smoga benar :)