Math Magic Land
What learners practise
- 1Name triangles by their sides and angles
- 2Name triangles from their side lengths
- 3Name triangles as right-angled, acute or obtuse
- 4Name a triangle by its sides and angles
- 5Use equal marks to find sides of a triangle
- 6Decide whether a triangle is possible
- 7Decide if triangle statements are true or false
- 8Name regular polygons up to 10 sides
- 9Check sides and angles to test if regular
- 10Spot the trap: equal sides but not regular
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Video lessons
Example questions
- True or false? An equilateral triangle has 3 equal sides.
- How many equal angles does a regular nonagon have?
- Marks show all sides are equal. The perimeter is 18 cm. How long is one side?
More Year 5 topics
Decimals to thousandthsDecimals as fractionsLarge numbers and Roman numeralsMultiply and divide by 10, 100 and 1000Rounding numbers and decimalsNegative numbersSquare, cube and triangular numbersFactors, multiples and divisibilityPrime numbersAdding and subtracting large numbersMoney and word problemsAdding and subtracting decimalsMultiplying and dividing in your headWritten multiplicationDividing by a 1-digit numberTimes as many and word problemsBrackets and order of operationsSharing and fractions of amountsEquivalent fractions and mixed numbersComparing and ordering fractionsAdding and subtracting fractionsMultiplying and dividing fractionsMultiplying decimalsFractions, decimals and percentagesRatio and proportionNumber sequencesSequence rules and growing patternsMissing numbers and symbolsFormulae and function machinesMetric units and scalesPerimeter and areaVolume of cuboidsDurations, timetables and time zonesTriangles and polygonsAngles3D shapes and netsSymmetry and reflectionCoordinates and translationMode and medianTables, charts and types of dataLine graphsChance and probability
Not sure where to start?
Take the free Start Check: about 12 questions, about 10 minutes, no account needed.