Real Numbers, Scientific Notation, Pythagorean Theorem Review

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Tags

CCSS.5.NBT.A.2

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction; it cannot be written as a ratio of two integers.

Tags

CCSS.8.NS.A.1

Front

How do you determine if a number is rational or irrational?

Back

A number is rational if it can be expressed as a fraction (e.g., 1/2, 3, -4). A number is irrational if it cannot be expressed as a fraction (e.g., √2, π).

Front

What is scientific notation?

Back

Scientific notation is a way of expressing numbers that are too large or too small to be conveniently written in decimal form. It is written as a product of a number between 1 and 10 and a power of 10.

Tags

CCSS.8.EE.A.3

Front

Convert 0.00056 to scientific notation.

Back

0.00056 = 5.6 x 10^-4.

Front

What is the Pythagorean Theorem?

Back

Tags

CCSS.8.G.B.8

Front

If one side of a right triangle is 5 and the other side is 12, what is the length of the hypotenuse?

Back

Tags

CCSS.8.G.B.7

Front

What is the distance formula derived from the Pythagorean Theorem?

Back

Tags

CCSS.HSG.GPE.B.7

Front

How do you simplify the square root of a number?

Back

Front

Back

Tags

CCSS.8.NS.A.2