Mathitat
Serious maths,
gently done.
Glossary

Number

Common factorCommon multipleComposite numberCube numberCube rootDecimalDecimal placeDenominatorDifferenceDigitDivisibilityEquivalent fractionError intervalEven numberExponentFactorFactor pairFractionHighest common factor (HCF)Improper fractionIndexIntegerInverse operationIrrational numberLower boundLowest common multiple (LCM)Mixed numberMultipleNegative numberNumeratorOdd numberOperationOrder of operationsPercentagePlace valuePowerPrimePrime factorPrime factorisationProductQuotientRational numberRationaliseReciprocalRecurring decimalRemainderSignificant figureSquare numberSquare rootStandard formSumSurdTerminating decimalUpper bound

Algebra

Arithmetic sequenceAxisCoefficientCommon differenceComplete the squareComposite functionConstantCoordinateDifference of two squaresEquationEquation of a lineExpressionFormulaFunctionGeometric sequenceGradientIdentityInequalityInterceptInverse functionLike termsMidpointnth termOriginParabolaQuadraticQuadratic formulaRootSequenceSimultaneous equationsSolutionSubject of a formulaTermTurning pointVariable

Ratio & proportion

Best buyCompound interestCompound measureDensityDepreciationDirect proportionInverse proportionMultiplierPercentage changeProportionRateRatioSpeedUnitary method

Geometry & measures

Acute angleAlternate anglesAngleArcAreaBearingBisectorCapacityChordCircumferenceCo-interior anglesConeCongruentCorresponding anglesCosineCross-sectionCuboidCylinderDegreeDiagonalDiameterEnlargementEquilateral triangleExterior angleHypotenuseInterior angleIsosceles triangleLine of symmetryLocusMagnitudeMassObtuse angleParallelPerimeterPerpendicularPolygonPrismPyramidPythagoras' theoremQuadrilateralRadiusReflectionReflex angleRegular polygonRight angleRotationRotational symmetryScale factorScalene triangleSectorSegmentSimilarSineSphereSurface areaSymmetryTangentTransformationTranslationTrigonometryVectorVertexVertically opposite anglesVolume

Probability

BiasedComplementConditional probabilityEventExhaustiveExpected frequencyIndependent eventsIntersectionMutually exclusiveOutcomeProbabilityRelative frequencySample spaceTheoretical probabilityTree diagramUnionVenn diagram

Statistics

AverageBar chartClass intervalContinuous dataCorrelationCumulative frequencyDataDiscrete dataFrequencyFrequency densityFrequency polygonHistogramInterquartile rangeLine of best fitMeanMedianModal classModeOutlierPictogramPie chartPopulationPrimary dataQualitative dataQuantitative dataQuartileRangeSampleScatter graphSecondary dataStem-and-leaf diagramTallyTwo-way table

Command words

CalculateCompareCompleteConstructDescribeDetermineDrawEstimateEvaluateExpandExplainFactoriseFindGive a reasonIdentifyInterpretJustifyMeasurePlotProveRearrangeRoundShow thatSimplifySketchSolveStateSubstituteWork outWriteWrite down

General

AboutAltogetherAmountApproximatelyAssumeAt leastAt mostCombinedConsecutiveEachExploreGeneraliseIn terms ofMaximumMinimumModelOptimumPerPer annumRemainingRepresentRespectivelyShareSustainableTotalValue

Bearing

Practise this

An angle measured clockwise from north, written with three figures.

In Español · sample
RumboUn ángulo medido en sentido horario desde el norte, escrito con tres cifras.

The bearing of ___ from ___ is ___°, measured clockwise from north.

The bearing of B from A is 065°, measured clockwise from north.

A bearing always has three figures, so 65° is written as 065°.

Practise this

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