#03 Cube Shadow
At midday at her home in Ecuador, Natalia holds a solid cube 1 metre above the ground and it casts a shadow. She rotates the cube a bit and finds that the smallest shadow she can create is a square. What is the shape of the largest shadow she can produce with the cube at noon and how much bigger is it than the square shadow?
Answer next week
#02 Getting past the freight train Solution
We asked how a long passenger train could get past a freight train pulling three wagons on a single track line…
