Maths HHW crossword

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Across
  1. 2. equation of a line parallel to the y-axis.
  2. 7. The surface area of a sphere with a radius of 8 units, rounded to the nearest whole numbe
Down
  1. 1. The longest side in a right-angled triangle
  2. 3. The shape formed when a rectangle is folded to form a closed three-dimensional figure.
  3. 4. number of edges a cube has.
  4. 5. point where the x-axis and y-axis intersect
  5. 6. The amount of space occupied by a three-dimensional object.
  6. 8. A triangle with angles measuring 30°, 60°, and 90° is called a _____ triangle.