Page 82 - NUMINO Challenge_D2
P. 82
Problem solving Key Points
1 Find all the shapes that cannot be the Intersect a cylinder
cross-sections when a cylinder intersects with a with a plane in
plane. different ways.
2 Draw the sections when the hollow body of Guess the shape of
the cross-section
rotation below intersects with a plane in the according to the
direction of the
following ways. intersection.
Intersecting Section Intersecting Section
Direction Direction
79Geometry
1 Find all the shapes that cannot be the Intersect a cylinder
cross-sections when a cylinder intersects with a with a plane in
plane. different ways.
2 Draw the sections when the hollow body of Guess the shape of
the cross-section
rotation below intersects with a plane in the according to the
direction of the
following ways. intersection.
Intersecting Section Intersecting Section
Direction Direction
79Geometry
