Dik luas trapedium= 88 cm*2,b=13cm,t=5cm, dit = a….. By Admin ReiPosted on December 5, 2022 Dik luas trapedium= 88 cm*2,b=13cm,t=5cm, dit = a….. A=(88×2:5)-13 =(176:5)-13 =35,2-13 =22,2cm