Indah Nursanty, SKM
● L. Permukaan = (2x l.alas) +(K.alasx T. Prisma)
= (2x ½ x 4 x 3)+{(3+4+5)x7}
= 12+84
= 96 2
● Volume =L. Alas x Tinggi
= ½ x 4x3 x 7
= 42 3