8th grade math vocabulary
a ratio that compares a number to 100
a tip due to how good a waiter was
earning based on the amount of total sales
an additional percent on the total price
how much for one unit
a transformation which reduces or increases the size of the original
The number of times larger or smaller the image is from the original. 1) If a scale is greater than one the image will be larger. 2) If the scale factor is between 0 and 1 the image will get smaller.
90 degree angle
an angle less than 90 degrees but more than 0 degrees
an angle greater than 90 degrees but less than 180 degrees
an angle that is 180 degrees
two angles that for a straight angle are called a linear pair
two angles that add up to 180 degrees
two angles that add up to 90 degrees
opposite angles that are always congruent
lines that go on forever and that will never intersect
a line that intersects two or more lines
two angles that are in the same place or location on parallel lines cut by a transversal. They are congruent.
sign for congruent
on the opposite sides of a transversal
in between to two parallel lines
outside the parallel lines
alternate exterior angles
alternate interior angles
A number or variable or a number with a variable or variables attached by multiplication. For example 3xyz or 5 or n.
an expression with exactly one term For example 3x or a or b or xy or 7x^3y^7d^3
an expression with exactly two terms For example 6j^2 +2j^3.
an expression with three terms. For example 3x+ 3y+3z.
multiply the term in the front of the parenthesis by each term inside the parenthesis