mencari luas bangun gabungan
Luas kubus
L = 6 × S × S
= 6 × 5 × 5
= 30 × 5
= 150 cm²
Luas balok
L = 2 (p × l) + (p × t) + (l × t)
= 2 (10 × 5) + (10 × 5) + (5 × 5)
= 2 (50 + 50 + 25)
= 2 (100 + 25)
= 2 (125)
= 2 × 125
= 250 cm²
Luas gabungan
L gabungan = L kubus + L balok
= 150 + 250
= 400 cm²
[answer.2.content]
