hitunglah volume prisma segitiga berikut

V = L alas × t
V = 1/2 ×15×20×45
V = 6750 cmkubik

volume = luas alas x tinggi
[tex] = ( \frac{1}{2} .a.t) \times t \\ = ( \frac{1}{2} \times 20 \times 15) \times 45 \\ = (10 \times 15) \times 45 \\ =150 \times 45 = 6750 \: {cm}^{3} [/tex]