Two straight lines are specified by y=a+cx and y=b+cx, respectively, where b≥a. What’s the distance d between them in terms of a, b and c?

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geometry puzzles to train your brain

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- Post author By Rik
- Post date February 9, 2022
- No Comments on Parallel universes

- Tags coordinates, length, line

A tetrahedron with given vertex coordinates. What is its volume?

- Tags 3D, coordinates, tetrahedron, volume

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- Post author By Rik
- Post date April 7, 2021
- No Comments on The rabbit hole

Three quarters of a unit square placed at the origin are shaded as shown. The remaining quarter is treated similarly but mirrored, and so on to infinity. What are the coordinates of the vanishing point?

- Tags coordinates, infinity, limit, square