Update Kunci Jawaban Soal Harian Matematika Kelas 9 SMP Halaman 281 Kurikulum 2013, Tabung

d) Luas = (2π x 1 x 1) + (2π x 1 x 8)

= 2π + 16π

= 18π m2

Volume = π x 1 x 1 x 8

= 8π m3

e) Luas = (2π x 2 x 2) + (2π x 2 x 10)

= 8π + 40π

= 48π m2

Volume = π x 2 x 2 x 10

= 40π m3