- IGCSEScalar Multiplication of a VectorSection 9.5-InversesSection 9.5-Finding InversePerpendicular and Parallel Lines-Section 2.7-2.8Section 7.1-Applying Power Functions.Section 9.1-9.5: Combining FunctionsPerependicular Lines in a Parking LotBest Fit Line Application - Snowy Tree CricketArc with Tangent Measures - QuizStandard Form MatchingMatching Linear Systems Types of SolutionsWorksheet Slope of a line.Worksheet on composite functionIntroduction to vectorsKnow the parts of a circle