Cool math tricks
252
625
Area of a square with side length 7
49
169
What does cardinality mean
11x63
693
Area of a triangle with height 12 and base 5
30
What does ↑ mean
It symbolizes Knuth Up Arrow, which represents hyperoperations
What is {3, 4, 7} U {5, 12, 102}
{3, 4, 7, 5, 12, 102}
root 289
17
Interior angle sum of a triangle
180
What is 3↑3
27
What is the smallest infinity
Countable infinity
2352
55225
What is a 10 sided shape called
Decagon
What is Grahams number
What is ℝ
The set of all real numbers
root 4489
67
Number of degrees in the interior angle of an 8 sided shape.
135
What is the 5th hyperoperation
Pentation
What is the name for the hebrew letter representing mathematical infinity
Aleph