Bantuin bntuin plisss​

Jawaban:

v = L alas × t

= 1/2 × 12 × 5 × 20

= 600 cm kubik

LP = 2 × L alas + K × t

= 2 × 1/2 × 12 × 5 + ( 13 + 5 + 12 × 20 )

= 60 + 600

= 660