Hungry to watch such a thing in action, [snowbiscuit] built a great-looking tabletop version that uses the Horizontal Coordinate System to locate planets. Inside is a Raspberry Pi 3, which queries ...

Coordinates are two numbers used to describe a point's position on a grid. Grids have two axes. The horizontal axis is called the x-axis and the vertical axis is called the y-axis. Coordinates are ...

Draw a triangle showing the horizontal movement to the right and the vertical movement (up or down). Label the triangle with the change in the \(x\)-coordinate and the change in the \(y\)-coordinate.