1 S length = up and down+front and back+around.

= 15× 10×2+ 15×8×2+8× 10×2

=300+240+ 160

=700 square centimeters

V length =abh

= 15× 10×8

= 150×8

= 1200

2 10× 10×6=600

10× 10× 10= 1000

3 4×4×3. 14×2+8×3. 14× 12= 100.48+50.24= 150.2

4×4×3. 14× 12=602.88

two

8×5×2+2×2×3. 14×3=80+37.68= 1 17.68

I'm bored to death, that's all