## Who is the mother of coordinate geometry?

Cartesian coordinate system was developed by the famous French mathematician RenĂ© Descartes. That is when, the co-ordinate geometry (as we know it) got shaped. Coordinate geometry is the implementation of the concepts of Euclidean geometry on the co-ordinate system with at least two axes.

**Who Discovered point?**

Point is invented by John Napier.

**What is height in XYZ?**

An X-Y-Z matrix is a three-dimensional structure whereby the x-axis and y-axis denote the first two dimensions and the z-axis is the third dimension. In a graphic image, the x denotes width, y denotes height and the z represents depth.

### What are XYZ called?

There are no standard names for the coordinates in the three axes (however, the terms abscissa, ordinate and applicate are sometimes used). The coordinates are often denoted by the letters X, Y, and Z, or x, y, and z. The axes may then be referred to as the X-axis, Y-axis, and Z-axis, respectively.

**How does XYZ work?**

Just like Synchro Monsters, Xyz Monsters have their own type of Summon that you perform when you want to play them. Here’s how Xyz Summons work: When you control 2 face-up monsters with the same Level, put them on top of each other, then put the appropriate Xyz Monster on top of them. That’s an Xyz Summon!

**What is Cartesian spirit?**

Cartesians adopted an ontological dualism of two finite substances, mind (spirit or soul) and matter. The essence of mind is self-conscious thinking; the essence of matter is extension in three dimensions. God is a third, infinite substance, whose essence is necessary existence.

## Where is the Z axis used?

The third axis, usually representing depth, of a three-dimensional grid, chart, or graph in a Cartesian coordinate system. The z-axis is perpendicular to both the x-axis and y-axis and is used to plot the value of z, the third unknown in mathematics.