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Perimeter

  1. $3+3+3=9$
  2. $2+5+7=14$
  3. $2+2+2+2=8$
  4. $7+7+9+9=32$
  5. $10+10+10=30$
  6. $4+4+1+1=10$
  7. $2+2+8+8=20$
  8. $9+9+9+9=36$
  9. $10+10+7=27$
  10. $3+4+5=12$