# Solids of revolution

### Байланысты экстралар #### 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 points at a given distance from a line

Line e is given. Plot point P at a distance of 2 cm from line e. #### Measuring the height of a tower

Calculating the height of a classic water tower with a tape... #### Жазық фигуралардың периметрі мен ауданын, беттің ауданын және көлемін есептеу

Анимацияның көмегімен жазық фигуралардың периметрі мен ауданын... #### 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... #### Plotting an angle bisector

In this video, we plot the angle bisector of a given alpha angle. #### Plotting a 45° angle

By bisecting a straight angle (180°), we get a right angle (90°).... #### Reflecting a line segment across an axis

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