Shapes

1234567
Across
  1. 3. - Total of interior angles = 1440°
  2. 5. - Volume = πr²h
  3. 6. - TSA = 3πr²
  4. 7. - edges = 6
Down
  1. 1. = 3 types based on angles and 3 types based on length of sides
  2. 2. - Area = (side)²
  3. 4. - Vertices = 8
  4. 5. - Circumference = 2πr