How does the volume of a cylinder relate to the volume of a cone?

In this experiment we prove that the volume of a cylinder is three times the volume of a cone.

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Plotting an angle bisector

In this video, we plot the angle bisector of a given alpha angle.

Plotting points at a given distance from a line

Line e is given. Plot point P at a distance of 2 cm from line e.

Reflecting a circle across an axis

Axis t and a circle with centre O and radius r are given on a...

Plotting a parallel line at a given distance

Line e is given. Let’s plot a line parallel to line e 2 cm away.

The reflection of a point across an axis

Axis t and point P are given. Let’s plot the mirror image (point...

Plotting a perpendicular to a line at a given point P on the line

Both line e and point P, which is situated on it, are given. Let’s...

Plotting a 60° angle

To plot a 60° angle, we refer you back to the plotting of an...

Reflecting a line segment across an axis

Axis t and line segment AB are given on a plane. Let’s plot the...

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