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8th Grade OSDE Math Academic Vocabulary

Terms in this set (27)

adjacent angles
Two angles are Adjacent when they have a common side and a common vertex (corner point) and don't overlap
coefficient
a numerical or constant quantity placed before and multiplying the variable in an algebraic expression
constant
A value that does not change
distance formula
d=rt
domain
The set of input values of a function.
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formula
A mathematical relationship or rule expressed in symbols.
hypotenuse
the side of a right triangle opposite the right angle
lateral area
Area of the sides but not the bases
legs of a triangle
either of the two shorter sides of a triangle
linear equation
An equation whose solutions form a straight line on a coordinate plane
linear inequality
Is similar to a linear equation, but the equal sign is replaced with an inequality symbol
Pythagorean theorem
the square of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides
range of a function
the set of all possible y values
rational number
Any number that can be expressed as a ratio of two integers
scatter plot
A graph with points plotted to show a possible relationship between two sets of data.
scientific notation
A mathematical method of writing numbers using powers of ten.
slope-intercept form
y=mx+b
slope
The steepness of a line on a graph
prism
A polyhedron with two parallel congruent faces called bases
cone
A three dimensional figure with one vertex and one circular base
cylinder
the surface formed by the points at a fixed distance from a given straight line called the axis of the cylinder
pyramid
A polyhedron with a polygon base and triangular sides that all meet at a common vertex
standard form
Ax+By=C
surface area
The squared dimensions of the exterior surface
term
a single number or variable, or numbers and variables multiplied together
x-y intercepts
where a line intercepts the x or y axis
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