And you can try this when you go down to the pub, later on.

So we scaled it by 4, so you make it 4 times as long, and then it's negative, so then it flips around.

I'm just going to show you how the robot works.

Inverts the color of the desktop and windows

Select the object to invert...

Select the point to invert...

Select the line to invert...

Select the segment to invert...

Return of the Jedi, its mirror image is presented.

Let's do a rotation by a third of a turn anticlockwise, and reflect in the line through X.

Four is okay, but 5, 6, 7 that's another list of lists.

I want you to first notice that those two desert scenes are physically the same.

Well, when it's a single element, that's it. We're done. A is fine.

Clear image.

But now this has some reflectional symmetry.

A tool to flip images horizontally or vertically.

Rotates the earth counterclockwise around its axis.

Failed to Flip image

For this procedure you're asked to reverse a list, and any elements that are lists within that list you're also asked to reverse.

But we're just in the exact opposite direction.

Enable this option to flip the guidelines horizontally.

Enable this option to flip the guidelines vertically.

You can then select between Invert screen, or Flash screen. If you select Invert screen, all colors on the screen will be reversed. If you choose Flash screen, you can choose the color by clicking the button to the right of the Flash screen selection.

Hopefully that makes sense.

Invert Colors

Invert

Flip Objects

Invert list

So, it goes like this, from here, right.

The combined effect, the triangle ends up somewhere completely different.

All screen colors will be inverted for the amount of time specified below.

The data also shows the earth's poles have reversed their magnetic fields.

Select the circle to invert...

Select the arc to invert...

Mirror pages along vertical axis

Flip

Flip Over

Inverse

Flip

Toggle

What I if I did it in the other order? Would it make any difference?

Well, I can rotate by a third of a turn clockwise or a third of a turn anticlockwise.

Invert black and white

Invert Condition

Flip Image