tolonggggggggggggggggg akuuuuuuuuuuuuu

tinggi segitiga
= √12²-6²
= √144-36
=√108
= 6 √3

luas alas
= 1/2 x a x t
= 1/2 x 12 x 6√3
= 36√3



volume prisma
=luas alas x t
= 36√3 x 10√3
=360 x √9
=360 x 3
=1080 cm³

jawabannya B