8th Grade Standards 1
Moving a shape so that it is in a different position, but still has the same size, area, angles and line lengths
What is transformation?
A transformation created proportionally by enlarging or reducing a figure
What is dilation?
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 legs A²+B²=C²
What is the Pythagorean Theorem?
A method of writing very large (34,200,000) or very small (0.0000029) numbers using powers of 10
What is scientific notation?
Another term for finding the average of a data set
What is mean?
The original image before transformation
What is pre-image?
Having the same size and shape
What is congruent?
A number that can be expressed as a ratio (fraction) of two integers; In decimal form, they terminate or repeat.
What is the definition of rational number?
A function (equation) whose graph is a straight line
What is linear function?
Another term for slope.
What is rate of change?
A transformation made by turning or spinning a figure around a given point
What is rotation?
Term that describes a numbers distance from zero.
What is absolute value?
A number that can NOT be expressed as a ratio of two integers or as a repeating or terminating decimal. Examples include, Pi or the square root of a non-perfect square.
What is the definition of a irrational number?
The slope intercept form of writing the equation of a straight line.
What is y = mx + b
A measure of the steepness of a line on a graph - m - rise over run - pattern of the y-outputs
What is the definition of slope?
A transformation created by flipping an image over a line
What is reflection?
Length x width x height of a rectangular prism.
What is volume?
One of two equal factors (multiplication) of a number - it is the side of a square
What is the definition of square root?
An input-output relationship that has exactly one output (y-value) for each input (x-value)
What is a function?
Point where a line crosses the y-axis
What is y-intercept?
Transformation created by sliding an object
What is translation?
Opposite the right angle - it is also the longest side of a right triangle
What is the definition of hypotenuse?
The answer to a multiplication problem.
What is product?
When we graph a system of equations, this is the solution.
What is point of intersection?
The number that is multiplied by (in front of) the variable in an algebraic expression
What is the definition of coefficient?