Divisibility Rules & Shapes

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123456
Across
  1. 2. Must end with a 5 or 0
  2. 3. Must be divisible by both two and three
  3. 5. Must be even; end with 0,2,4,6,or 8
  4. 6. Sum of the digits must be divisible by three
Down
  1. 1. Add up all of the sides
  2. 4. Length x width (base X height)
  3. 5. Must end with a 0