Mathematics

Front

What is an estimate in mathematics?

Back

An approximate answer.

Front

Define an octagon.

Back

An octagon is a polygon with eight sides and eight angles.

Front

What does 'approximate' mean?

Back

More or less correct or exact.

Front

What are parallel lines?

Back

Lines in a plane that never meet and are always the same distance apart.

Front

What is arithmetic?

Back

The branch of mathematics that deals with adding, subtracting, multiplying, and dividing.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the Pythagorean theorem?

Back

In a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

Front

What is the difference between mean, median, and mode?

Back

Mean is the average, median is the middle value, and mode is the most frequently occurring value in a data set.

Front

What is a fraction?

Back

A way to represent a part of a whole, expressed as a numerator over a denominator.

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right) - often abbreviated as PEMDAS.