Shared Flashcard Set

Details

Vocabulary
Linear equations
45
Mathematics
8th Grade
10/08/2006

Additional Mathematics Flashcards

 


 

Cards

Term
Xaxis
Definition
The horizontal line which is used to represents the independent variable on the number line.
Term
Coefficient
Definition
Name for a number that is multiplied by a variable
Term
yaxis
Definition
The verticle line which is used to represents the dependent variable on the number line.
Term
Variable
Definition
Letter used to represent a number.
Term
Dependent variable
Definition
Variable that changes based on rule.
Term
Independent variable
Definition
Range of values that are selected before rule is applied.
Term
Origin
Definition
The point (0, 0) or the point where the x axis and the y axis meet.
Term
intersect
Definition
a point where two lines meet.
Term
Pythagorean Theorem
Definition
A squared plus B squared equals C squared.
Term
Imhotep
Definition
The Egyptian mathematician that inspired the Pythagorean Theorem
Term
Linear
Definition
A relationship that has a constant rate of change. The graph of a linear equation is a straight line.
Term
Equation
Definition
A number sentence using numbers and/or variables that maintains equivalence on both sides of the equal sign.
Term
Expression
Definition
A number sentence that contains a combination of numbers and/or variables. It does not maintain equivalence because it does not include an equal sign.
Term
Ratio
Definition
A comparison of two numbers
Term
Knowledge
Definition
The lowest level of learning. Example, what is the formula for area of a rectangle.
Term
Comprehension
Definition
Next level of learning. To understand. Example, find the area of a rectangle using the formula.
Term
Application
Definition
Third level of learning. To apply the knowledge. Find the area of the rectangular courtyard.
Term
Analysis
Definition
The fourth level of learning. Breaking down into parts. For example, find the area of an irregular figure using the formula for the area of a rectangle.
Term
Synthesis
Definition
Fifth level of learning. Combining of ideas to make new complex idea. For example, how much grass seed do we need to buy for the 9ft x 12 ft front yard if each bag of grass seed covers 1 square yard.
Term
Evaluation
Definition
The sixth level of learning. Using knowledge to make decisions. For example, Bag of seed A cost $12 and covers 1 sq yds. Bag of seed B covers 2 sq yds and cost $20. Which one is cheapest if my yard is 9ft by 12ft.
Term
Describe
Definition
To tell what
Term
Explain
Definition
To tell why
Term
Compare
Definition
To describe how objects are alike
Term
Contrast
Definition
To tell how objects are not alike
Term
Formula
Definition
An equation that is always true for a particular situation.
Term
Hypotenuse
Definition
The side of a right triangle that is opposite the right angle. It is the longest side of a right triangle.
Term
Irrational Number
Definition
A number that cannot be written as a fraction with a numerator and a denominator that is an integer.
Term
Integer
Definition
positive or negative whole numbers
Term
Denominator
Definition
The bottom part of a fraction that identifies the total number of parts.
Term
Numerator
Definition
The top part of a fraction that identifies the number of parts selected
Term
perpendicular
Definition
Meeting a right angles.
Term
Pythagorean Theorem
Definition
A statement about the relationship between the lengths of the side of a right triangle. The theorem states that if a and b are the lengths of the side of a right triangle and c is the hypotenuse, then a squared + b squared = c squared
Term
Rational number
Definition
Number that can be written as a fraction a/b, where a and b are integers.
Term
Real Numbers
Definition
The set all rational and irrational numbers
Term
Square Root
Definition
The product will result in any number A,is the number,that will when multiplied by itself, will have A for the product.
Term
Parallel line
Definition
lines that never meet. Example, railroad tracks are pararllel lines.
Term
Parallelogram
Definition
4 sided fiqure with opposite sides parallel.
Term
Quadrilateral
Definition
4 sided fiqure
Term
ratio
Definition
comparison of two numbers
Term
Theorem
Definition
a rule or law, one expressed by an equation or formula.
Term
Perimeter
Definition
The distance around a shape.
Term
Right Triangle
Definition
Triangle with one 90 degree angle
Term
isosceles triangle
Definition
A triangle with two equal sides
Term
area
Definition
The measure of space inside a shape.
Term
Rectangle
Definition
a four sided fiqure that has opposite side equal and parallel and has 4 90 degree angles.
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