Cross Sections of Cones
Drag the blue points to see the different sections of the cone.
Anthony Or. GeoGebra Institute of Hong Kong
Move the Rotate 1 slider to the left, labeled Horizontal and answer Question 1 below.
1. What is the shape of the cross section formed by slicing the cone horizontally?
Move the Rotate 1 slider to the right, labeled Vertical and answer Question 2 below.
2. What is the shape of the cross section formed by slicing the cone vertically?
Move the Rotate 1 slider to the middle, halfway between Vertical and Horizontal and answer Question 3 below. Ensure that your slice is not going through the Base of the cone.
3. What is the shape of the cross section formed by slicing the cone diagonally?