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Square Roots and Pythagorean Theorem
Chapter 6 Vocabulary
15
Mathematics
8th Grade
02/08/2014

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Cards

Term

 

Square Root

Definition

 

A number that when multiplied by itself, equals the given number

Term

 

Perfect Square

Definition

 

A number with integers as its square roots.

 

Examples: 1,4,9,16,25......

Term

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Definition

 

Radical Sign

Term

 

Radicand

Definition

 

The number under the radical sign.

Term

 

Hypotenuse

Definition

 

The side opposite the right angle in a right triangle.

Term

 

Legs

Definition

 

The two sides of a right triangle that form the right angle.

Term

 

Theorem

Definition

 

A rule in mathematics. A proposition which has been demonstrated or proven as true.

Term

 

Rational Number

Definition

 

A number that can be made by dividing on integer by another.

Term

 

Irrational Number

Definition

 

A number that cannot be written as the ratio of two integers.

Term

 

Real Numbers

Definition

 

The set of numbers that includes all rational and irrational numbers.

Term

 

Cube Root

Definition

 

is a number that when multiplied by itself, and then multiplied by itself again, equals a given number

Term

 

Perfect Cube

Definition

 

a number that can be written as the cube of an integer.

Term
The Pythagorean Theorem
Definition
The sum of the squares of the legs of a right triangle are equal to the square of the hypotenuse.
Term

 

Pythagorean Triple

Definition

 

a set of 3 positive integers a, b and c such that

a2+ b2 = c2

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