tolong dong buat besok plies .6-7-8

6.L1=6×3=18×2=36
L2=6×3=18×2=36
L. gabungan= 36+36=72
7.L1=1/2×22/7×7×7=77
L2=14×4=56÷2=28
L3=14×4=56
8.L1=21×21=441
L2=22/7×10.5×10.5=693÷2=346.5
semogaa membantuu:))))