<< - Page 1 2 3 4 5 6 7 8 9 - >>
Which letter of the alphabet can produce this image?
A word with an axis of symmetry parallel to the direction of writing.
If we write a word vertically (one letter under the other) and put it against a mirror, we...
Two mirrors at 60° to show that by doubling the side of an equilateral triangle you get a...
A letter with vertical symmetry (perpendicular to the direction of writing).
Which is the shortest way from a point A to another point B (A and B are on the same semip...
We can use the kaleidoscope of the cube to visualize the fact that the volume of a cube is...
A letter with horizontal symmetry (parallel to the direction of writing).
