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SumSumThe answer to an addition problem
Suma
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DifferenceDifferenceThe answer to a subtraction problem
Diferencia
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FactorFactor A number that is multiplied by another number
Factor
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ProductProductThe answer to a multiplication problem
Producto
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QuotientQuotientThe answer to a division problem
Cociente
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DividendDividendA number being divided
Dividendo
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DivisorDivisor The number by which the dividend is being divided
Divisor
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Standard Standard FormForm The usual or
common way to write a numberForma
Estándar
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Expanded Expanded FormForm
A way of writing a number as the sum of the values of its digits
Forma Desarrollada
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PeriodPeriod Each group of three digits on a place-value chart
Perίodo
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Equivalent Equivalent DecimalsDecimals Decimals that
have the same valueDecimales
Equivalentes
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RoundRound To find the approximate value of a number
Redondear
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EstimateEstimate A number close to an exact value and indicates about how muchEstimación
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Parallel Parallel LinesLines
Lines that are the same distance apart and never intersect
Rectas Paralelas
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Perpendicular Perpendicular LinesLines Lines that cross
each other at right angles
Rectas Perpendiculares
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Intersecting Intersecting LinesLines Lines that meet
or cross at a common pointRectas
Secantes
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AngleAngleTwo rays with a common endpoint
Àngulo
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Acute Acute AngleAngle An angle with a
measure between 0° and 90°Àngulo
Agudo
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Obtuse Obtuse AngleAngle An angle that
measures between 90° and 180°Àngulo
Obtuso
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Right AngleRight AngleAn angle with a measure of 90°
Àngulo Recto
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PolygonPolygon A closed figure made up of line segments that do not cross each otherPolίgono
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TriangleTriangleA polygon with three sides and three angles
Triángulo
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Acute Acute TriangleTriangle A triangle with
all three angles less than 90°Triángulo
Acutángulo
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Obtuse Obtuse TriangleTriangle A triangle with
one obtuse angleTriángulo
Obtusángulo
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Right Right TriangleTriangle
A triangle with one right angle
Triángulo Rectángulo
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Equilateral Equilateral TriangleTriangle A triangle with
three congruent sidesTriángulo
Equilátero
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Isosceles Isosceles TriangleTriangle A triangle with
at least two sides of the same lengthTriángulo
Isósceles
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Scalene Scalene TriangleTriangle A triangle with
no congruent sidesTriángulo
Escaleno
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QuadrilateralQuadrilateralA polygon that has four sides and four angles
Cuadrilátero
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RectangleRectangle A quadrilateral with four right
angles and opposite sides that are equal and parallelRectángulo
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SquareSquare A rectangle with four congruent sides
Cuadrado
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ParallelogramParallelogramA quadrilateral with four sides in which each pair of opposite sides are parallel and congruent
Paralelogramo
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RhombusRhombusA parallelogram with four congruent sides
Rombo
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TrapezoidTrapezoid A quadrilateral with exactly one pair of parallel sides
Trapecio
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Three Three Dimensional Dimensional
FigureFigureA solid figure that has length, width, and heightFigura
Tridimensional
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FaceFaceThe flat part of a 3-D figure
Cara
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VertexVertexThe point where two rays meet in an angle / the point on a 3-D figure where three or more edges meet
Vértice
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EdgeEdge The line segment where two faces of a 3-D figure meet
Arista
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ConeCone A solid that has a circular base and one curved surface from the base to a vertexCono
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CylinderCylinderA solid with two parallel congruent circular bases and a curved surface that connects the bases
Cilindro
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Rectangular Rectangular PrismPrism A polyhedron
with six rectangular facesPrisma
Rectangular
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Triangular Triangular PrismPrism A prism that
has triangular basesPrisma
Triangular
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CubeCube A rectangular prism with six faces that are congruent squaresCubo
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AreaArea The number of square units needed to cover the surface of a closed figureÀrea
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PerimeterPerimeterThe distance around a polygon
Perίmetro
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Bar GraphBar GraphA graph that compares data by using bars to display the number of items in each group
Gráfica de Barras
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PictographPictograph A graph that compares data by using picture symbols
Pictograma
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Line GraphLine GraphA graph that uses points connected by line segments to show changes in data over time
Gráfica Lineal
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Line PlotLine PlotA graph that uses columns of X’s above a number line to show the number of times values in a set of data occur
Esquema Lineal
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MedianMedian The middle number in a set of data that has been written in order from least to greatestMediana
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ModeMode The number(s) that occurs most often in a set of data
Moda
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RangeRange Subtract the smallest from the largest number
Rango
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Ordered Ordered PairPair
A pair of numbers that is used to name a point on the coordinate grid
Par Ordenado
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OriginOrigin The point (0,0) on a coordinate grid where the vertical axis meets the horizontal axisOrigen
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TransformationTransformationA movement of a figure that does not change the size or shape of the figureTransformación
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RotationRotationRotating a figure about a point
Rotación
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ReflectionReflection A figure that is flipped over a line to create a mirror image of the figureReflexión
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TranslationTranslation Sliding a figure in a straight line horizontally, vertically, or diagonallyTraslación
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LineLineA set of points that form a straight path that goes on forever in opposite directions
Recta
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Line Line SegmentSegment A part of a line
that connects two pointsSegmento
de Recta
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RayRay A line that has one endpoint and goes on forever in only one directionRayo
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PlanePlane A flat surface that goes on forever in all directions
Plano
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ProbabilityProbabilityThe chance that an event will happen and can be described as a number from 0 to 1
Probabilidad
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FractionFraction A number that represents part of a whole or part of a set
Fracción
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NumeratorNumerator The top number in a fraction that tells the number of parts you haveNumerador
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DenominatorDenominatorThe bottom number in a fraction that represents the number of parts in the whole
Denominador
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Improper Improper FractionFraction
A fraction with a numerator that is greater than or equal to the denominator
Fracción Impropia
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Mixed Mixed NumberNumber A number that
has a whole number and a fractionNύmero
Mixto
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Equivalent Equivalent FractionsFractions Fractions that
have the same valueFracciones
Equivalentes
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Prime Prime NumberNumber
A whole number with exactly two factors, 1 and itself
Nύmero Primo
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Composite Composite NumberNumber A whole
number that has more than two factorsNύmero
Compuesto
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CapacityCapacityThe amount a container can hold
Capacidad
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VolumeVolume The amount of space that a 3-D figure contains
Volumen
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