10 cm 8 cm 25 cm 25 cmpake cara​

Penjelasan dengan langkah-langkah:

V. balok = p x l x t

= 25 x 8 x 10

= 2.000cm³

V. limas = luas alas x tinggi ÷ 3

= 25 x 8 x (25-10) ÷ 3

= 25 x 8 x 15 ÷ 3

= 200 x 15 ÷3

= 3.000/3

= 1.000cm³

V. gabungan = 2.000 + 1.000

= 3.000cm³