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Verified answer
Jawabbangun ruang
p : l= 5 : 3
p :t = 2 :1
p: l : t = 5(2) : 3(2) : 1(5)
p : l : t = 10 : 6 : 5
p= 10a
l = 6a
t = 5a
panjang seluruh rusk = 304 cm
4(p+l+t) = 304
p + l + t = 76
10a +6a + 5a = 76
21a = 76a= 76/21
tinggi balok = 5a = 5 (76/21) = 18,09