V34.635968 + = R. 5.589 + verges

. V(52— 42) = 3 to., rayon; (3.1416 x 6 x 5) 2 == R. 47.124

toises carrées.

. 48284271 x 212 = 2129.33635 po. car., surf. octog. de ls

grande base ; 4.8284271 x 92? = 391.10259 po. car., surf. octog. de la petite base ; 7 (2129.336 x 391.102) = 912.571 ; 2129.33 + 391.10 + 912.57 = 3433;.3433 x (15 x 12 x à) = 205980 po. cub. ; 205980 + 1728 = R. 119.20 + pi. cubes.