(a) A picnic spot has a form of a 100 m
(b) One sunny day almost every citizen came to the picnic spot from point (a). All of them brought square picnic blankets. In a local newspaper there was mentioned that the total area of grass covered with picnic blankets was greater than 20,000 m
Can you fully cover the surface of a cube with 16 identical colourful rectangular paper strips? The paper strips may wrap around the sides of the cube, and no overlapping is allowed. For example, two of the paper strips may look like this:
The cube from Example 3 is a present and one layer of a gift-wrap is totally not enough. Can you cover it with another 15 identical rectangles? You can assume the covering from Example 3 was thin and it did not affect the shape of a cube. As before no overlappings are allowed and the surface has to be fully covered by rectangles.
Can a
a) What is the answer in case we are asked to split the figure below into
(b) In the context of Example 1 what is the answer in case we are asked to split the figure into
Can you cover a
Two opposite corners were removed from an
One small square of a
Can you cover a