8th Grade Vocabulary

A cube of a whole number is....

• Irrational Number
• Perfect Cube 
• Perfect Square 
• Real Numbers 

What is an irrational number? 

• A number that cannot be expressed as a ratio of two integers or as a repeating or terminating decimal. 
• The type of numbers we normally use, such as 1, 15.82, -0.1, 3/4, etc. 
• Any number that can be expressed as a ratio of two integers. 
• A square of a whole number. 

A square of a whole number. 

• Square Root
• Cube Root 
• Perfect Square
• Principal Square Root

Any number that can be expressed as a ratio of two integers is a....

• Terminating Decimal 
• Real Number
• Irrational Number
• Rational Number

Terminating Decimal is...

• A number that can be written as ∛x , whose cube is x. 
• A decimal number that ends, or terminates. 
• The non negative square root of a number. 
• A decimal in which one or more digits repeats infinitely. 

The non negative square root of a number. 

• Principal Square Root
• Square Root
• Cube Root
• Perfect Square Root

The type of numbers we normally use, such as 1, 15.82, -0.1, 3/4, etc. 

• Cube Root
• Whole Numbers 
• Real Numbers
• Repeating Decimal 

A number that is multiplied by itself to form a product is called a square root of that product. 

• Cube Root 
• Repeating Decimal 
• Square Root 
• Real Numbers 

A number, written as ∛x, where cube is x. 

• Cube Root 
• Perfect Cube 
• Irrational Number
• Rational Number

Repeating Decimal is...

• A decimal in which one or more digits repeat infinitely. 
• A decimal number that ends, or terminates. 
  A decimal number that ends, or terminates. 
• Any number that can be expressed as a ratio of two integers. 
• A cube of a whole number.