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Words Used in Math
8th Grade Language Arts Unit 6 Word Wise: Vocabulary
Terms in this set (12)
one of the perpendicular number lines in a coordinate system; the x-axis (horizontal or across) and the y-axis (vertical or up and down).
a graph that compares quantities by showing them as rectangular bars whose heights are the values being compared.
a coordinate of a point where a line or curve intersects an axis. An x-intercept is the x-coordinate of a point at which a line or curve intersects the x-axis, and a y-intercept is the y-coordinate of a point at which a line or curve intersects the y-axis.
a data display using points connected by line segments. A line-graph can be used to show how a quantity changes over time.
the set of all rational and irrational numbers. Real numbers include rational numbers such as integers fractions, and repeating decimals, and irrational numbers such as n, and other non-repeating decimals.
numbers including positive or negative multiples of 1 and zero
a number or symbol that is raised to a power. In the expression 7 to the 4th power, the base is seven.
a rule expressed in mathematical symboles
a number with the same value but on the other side of zero. The number -2 is the opposite of 2.
an expression such as 3 to the 2nd power (or 3 with a little 2 high on the right), where 3 is the base and 2 is the exponent.
a number assigned to a variable
a character that represents a quantity or operation in mathematics
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