BASIC
LESSON
I KNOW THIS
HISTORY
TRIVIA
100

What is the number of sides on a nonagon?

9

100

What is the term used for the perimeter of a circle?

Circumference

100

What is 20 to the power of 0?

1

100

Who invented the use of negative numbers?

Chinese

100

The use of Arabic Numerals is invented in what country?

INDIA

200

What geometric form does not have any vertices?

Circle or Sphere

200

What is a graph of quadratic function?

Parabola

200

What is the name of an angle of more than 90 degrees but less than 180 degrees?

Obtuse angle

200

Who popularized the statement, “Cogito, ergo sum.”

Rene Descartes

200

When is Pi Day celebrated?

MARCH 14

300

What is the only prime number that is even?

2

300

State the quadratic formula

x = -b +- the square root of b2 - 4ac over 2a

300

What is the sum of all the interior angles of a triangle?

180 degrees

300

What is the foundation of our present numerical system?

Hindu-Arabic Numeral System

300

What is the only number that does not have its Roman numeral?

0

400

What does the acronym I.Q. stands for?

Intelligence Quotient

400

Apart from one, I am the first positive number that is both a square and a cube.

64

400

What is the name of the longest side of a right-angled triangle?

Hypotenuse

400

What was the original name for the number 0?

Cipher

400

How many sides does an “enneadecagon” have?

19

500

Which prime number comes after 3?

5

500

What is the square root of a quarter?

a half

500

A two-dimensional surface formed by two number lines

Coordinate Plane

500

In 1882, Whiz Ferdinand Von Lindemann discovered which Mathematical Symbol?

Pi

500

What is the shape of the mathematical symbol lemniscate?

Infinity