Which shape is larger?
A
B
None of them
Both are larger
Both shapes are the same, but the bottom one is placed more to the right. This is however difficult to notice. It is known as Jastrow Illusion.
reach: rather globalgeometryillusionsmathematicsoptical illusionstechnology
Answers by country
A
B
None of them
Both are larger
answers
 France
France36
 Greece
Greece40
 Poland
Poland31233
 the Netherlands
the Netherlands39
 Switzerland
Switzerland61
 the United Kingdom
the United Kingdom349
 Germany
Germany577
 Canada
Canada83
 Singapore
Singapore39
 Australia
Australia101
 Austria
Austria77
 the United States
the United States1050
 Belarus
Belarus33
 Russia
Russia172
 Unknown
Unknown42
 Republic of Ireland
Republic of Ireland34
 Ukraine
Ukraine193
 the Philippines
the Philippines72
 India
India464
 the United Arab Emirates
the United Arab Emirates31