Mathematics Mind-Teasers
Figure out which number, math concept, person, place or thing are below! i.e. the first translates as "0"
1 2 3
A Number with No Roman Numeral Discovered Pi Number of Value of Pi
B Invented the Equals Sign (=) The Pre-existing Plus (+) and Minus (−)  Discovered an Approximation of Pi, 62832/20000 = 3.1416. Date Pi Celebrated in The United States of America
C Greek Father of Math Earth's Largest Known Number  Declared Fastest Human Calculator
D Coined “Cogito, ergo sum”  Follows Trillion 1 Plus 15 Numbers Sides of a Enneadecagon
E Term for Perimeter of a Circle Original Name for 0 Invented Use of Negative Number Country
F Another Name for Division Ancient Form of Manual Computer Math Branch "Reunion of Broken Parts"
G Numbers of Smallest Pythagorean Triple  Right Triangle Longest Side # of Sides in a Tetrakaidecagon
H Numbers Written Using the Alphabet Magic Number Term Likely to Occur
I Same Center Circles Nada, Zip, Nought, Zilch, Nil Only Even Prime
J Smallest Perfect Number Considered Lucky Number Continent in Which #4 is Unlucky
K Different Combinations Rubix Cube Letter Every Odd Number Have  Prime #s Only Ones That End in 2 & 5
L A Number that is Fixed by a Special Figure Number Twice The Sum of Digits 9 Year Old Boy Who Suggested Googol
M # Sequence Often Appears in Nature Invented Paint By The Numbers German Woman Wrote Relativity Theories
N Number Theories and Combonictorics Norse Word Hundred Came From Math Theory Randomness of Nature
O Oldest Math Artifact Determined Earth's Circumstance #of Seconds in a Year
P Pythagoras’ Constant Ancient Chinese Math Game # of Seconds in a Day
Q # of Square Feet in a Square Yard  Number of Sides of an Icosahedron Latin For Pebbles
R  al-Khwarizimi Gave Us This Digit Greek Who Wrote the Elements Angle More than 90 Degrees Less than 180
S Math Concern With Sines and CoSines Century Plus & Minus 1st Signs Used Bit is Short for...
T Another Name for Measuring Degrees Earliest Form of Measurement Flat Image Shown in 3 Dimensions
U Top Number of a Fraction Number of Cubic Feet in Cubic Yard Quantity, Structure, Space, & Change
V Israel Uses this Instead of + Symbols Rome Used to Represent #s Said Morning & Evening Star Was Same
W Unit of Time 1/100 of a Second # Associated Death Japan China Newton's Law of Motion
X  Numbers That Have Only 1 a Common Factor  Metric Units that Measure The Volume of a Liquid Measuring System Used Generally Before Metric
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