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Perplex
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Exponents & LogarithmsRounding & ErrorSequences & SeriesCounting & BinomialsProof and ReasoningComplex NumbersAlgebra Skills
Cartesian plane & linesQuadraticsFunction TheoryTransformations & asymptotesPolynomials
2D & 3D GeometryTrig equations & identitiesVectors
ProbabilityDescriptive StatisticsBivariate StatisticsDistributions & Random Variables
DifferentiationIntegrationDifferential EquationsMaclaurin
Paper 3
Plus
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Perplex

2D & 3D Geometry (Lesson 1/5)

Right angled triangles

1 / 21

You're probably familiar with the formula for the area of a triangle and the Pythagorean Theorem already, but here are some reminders in case it's been a while since you've used these equations:

2D & 3D Geometry (Lesson 1/5)

Right angled triangles

1 / 21

You're probably familiar with the formula for the area of a triangle and the Pythagorean Theorem already, but here are some reminders in case it's been a while since you've used these equations: