Kunci Jawaban Matematika Kelas 8 Semester 2 Halaman 189, Ayo Kita Berlatih 8.6: Soal Nomor 5-8

= 1/3 × (1/2 × 10 × 15) × 18

= 1/3 × 75 × 18

= 450 cm⊃3;

- Volume limas belah ketupat diperbesar 3 kali

d₁ = 10 cm × 3 = 30 cm

d₂ = 15 cm × 3 = 45 cm

t = 18 cm × 3 = 54 cm

Baca juga: Kunci Jawaban Matematika Kelas 8 Semester 2 Halaman 179, Ayo Kita Berlatih 8.5: Soal Nomor 1-4

Volume diperbesar = 1/3 × luas alas × tinggi

= 1/3 × (1/2 × 30 × 45) × 54

= 1/3 × 675 × 54

= 12.150 cm⊃3;

- Besar perubahan volume limas

Perubahan volume = Volume diperbesar - Volume awal

= 12.150 cm⊃3; - 450 cm⊃3;

= 11.700 cm⊃3;