Which quadric surface is shaped like a saddle?
parabolic cylinder
elliptic paraboloid
hyperbolic paraboloid
elliptic hyperboloid
The widely sold fried snack food Pringles potato chips resemble a truncated hyperbolic paraboloid. The distinctive shape of these chips allows them to be stacked in sturdy tubular containers, fulfilling a design goal that they break less easily than other types of chip.
reach: rather globalgeometrymathematics
Answers by country
parabolic cylinder
elliptic paraboloid
hyperbolic paraboloid
elliptic hyperboloid
answers
the Netherlands
16
France
21
the Philippines
15
the United Arab Emirates
10
Germany
234
Australia
22
Canada
18
the United States
149
India
113
the United Kingdom
76
Austria
38
Greece
17
Poland
4841
Ghana
11
Switzerland
31
Republic of Ireland
16
Italy
10