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Lp = luas alas + jml luas bidang tegak
= 64x36 + 2x 64x30
= 2304 + 3840
= 6149 cm2
b) V = 1/3 x luas alasx t
= 1/3 x 2304 x 24
= 2304 x 8
= 18432 cm3