FCAT Math Terms
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Transcript of FCAT Math Terms
FCAT Math Terms
Word Bank 1
Acute Angle
An angle with a measure of less than 90 degrees.
Angle
The shape made by two rays extending from a common end point, the vertex.
Angle
Ray
Ray
Vertex
Area
The inside region of a two-dimensional figure measured in square units.
Area= Length X Width
Length
Width
Base
The line or plane upon which a figure is thought of as resting.
Base
Capacity
The amount of space that can be filled (usually refers to fluids).
Congruent
Figures or objects that are the same shape and the same size.
=
Composite
A whole number that has more than two factors.
6
16 2 3
Decimal Number
Any number written with a decimal point in the number.
5.8 8.02
12.0039,128.1
Equation
A mathematical sentence that equates one expression to another expression.
3X+2 = 9XExpression Expression
Equivalent forms of a Number
The same number expressed in different forms.
3/4 is the same as 0.75 is the same as 75%
Estimation
The use of rounding and/or other strategies to determine a reasonably accurate approximation, without calculating an exact answer.
Factor
A number or expression that divides exactly another number.
6
16 2 3
Flip
A transformation that produces the mirror image of a geometric figure. Also called a Reflection.
Fraction
Any part of a whole.
3/5 9/10
8/15
Grid
A network of evenly spaced, parallel horizontal, and vertical lines.
Inequality
A sentence that states one expression is greater than, greater than or equal to, less than, less than or equal to another expression.
5<38>7
Length
A one-dimensional measure that is the measurable property on line segments.
18 cm
9 cm
Mean
The arithmetic average of a set of numbers.
3, 6, 9, 11, 22
Mean = 10
Median
The middle point of a set of ordered numbers where half of the numbers are above and half are below it.
3, 6, 9, 11, 22Median=9
Mode
The score or data point found most often in a set of numbers.
3, 6, 6, 9, 11, 22
Mode = 6