Universityku

!JAWAB CEPAT! Thanks! ​ Jawaban: 1. LP: 6×r×r :6×21×21 :2.646 2. LP:2(p×l)+(p×t)+(l×t) :2(40×5)+(40×12)+(5×12) :2(200+480+60) :2×740 : 1.480 3. Lp: 2×π×r×(r+t) […]