Keliling kertas biru
= (15-10) x keliling alas
= 5 x (22/7 x 14)
= 5 x 44
= 220 cm3
→ 220 x 5 ( karena ada 5 kaleng)
= 1.100 cm3
Jumlah luas kertas biru
=45 x 38
=1.710 cm3
Sisa kertas biru
= 1.710-1.100
= 610cm3
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Keliling kertas biru
= (15-10) x keliling alas
= 5 x (22/7 x 14)
= 5 x 44
= 220 cm3
→ 220 x 5 ( karena ada 5 kaleng)
= 1.100 cm3
Jumlah luas kertas biru
=45 x 38
=1.710 cm3
Sisa kertas biru
= 1.710-1.100
= 610cm3