Umfang rechnen

1234567
Across
  1. 1. Rechteck: a = 15, b = 10, U = ?
  2. 2. Quadrat: a = 8, U = ?
  3. 3. Rechteck: a = 5, b = 3, U = ?
  4. 4. Rechteck: a = 12, b = 7, U = ?
  5. 5. Rechteck: a = 6, b = 4, U = ?
  6. 6. Rechteck: a = 14, b = 8, U = ?
  7. 7. Quadrat: a = 6, U = ?
Down
  1. 1. Quadrat: a = 13, U = ?
  2. 2. Quadrat: a = 9, U = ?
  3. 3. Rechteck: a = 7, b = 2, U = ?
  4. 4. Rechteck: a = 10, b = 5, U = ?
  5. 5. Rechteck: a = 8, b = 4, U = ?
  6. 6. Quadrat: a = 11, U = ?