~Jawab~
Balok
___________________
Luas alas = 30 cm
p × l = 30 cm
• maka, kemungkinan panjang = 5 cm dan lebar = 6cm.
Lp = 2(pl + pt + lt)
236 = 2(30 + 5t + 6t)
236 = 2(30 + 11t)
118 = 30 + 11t
11t = 118 - 30
11t = 88
t = 8 cm
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~Jawab~
Balok
___________________
Luas alas = 30 cm
p × l = 30 cm
• maka, kemungkinan panjang = 5 cm dan lebar = 6cm.
Lp = 2(pl + pt + lt)
236 = 2(30 + 5t + 6t)
236 = 2(30 + 11t)
118 = 30 + 11t
11t = 118 - 30
11t = 88
t = 8 cm