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Welcome to the Glossary page!

Use the tabs below to explore the wide range of different topics that are covered in each of the GCSE Maths Target lessons. (To open and close the tabs simply click on them.) 

  1. What is algebra?
  2. What are coefficients, variables, terms and brackets?
  3. Understand how to use and interpret algebraic notations?
  4. Learn how to simplify algebraic expressions by collecting like terms (adding, subtracting, multiplying and dividing)?
  5. How to substitute values into expressions and equations?
  6. How to rearrange and manipulate algebraic expressions and equations?
  7. How to add, subtract, multiply and divide numbers with the same, and also different signs (positive and negative numbers)?
  8. Test your knowledge on Algebra GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are fractions?
  2. What are numerators and denominators?
  3. Useful table of fractions to help you change fractions into their equal decimal form.
  4. Understand how to add, subtract, multiply and divide fractions?
  5. What are improper/top heavy fractions?
  6. What are mixed numbers?
  7. How to change an improper/top heavy fraction into its equal mixed number?
  8. How to simplify fractions that use algebraic terms?
  9. Learn how to work out the reciprocal of a fraction?
  10. What are recurring decimal numbers?
  11. How to change recurring decimal numbers into their equal fractions?
  12. Step by step tutorials on how to answer practice questions on Fractions?
  13. Test your knowledge on Fractions GCSE maths practice questions and exam style questions with answers provided.
 
  1. What are percentages?
  2. How to change a percentage into its equal fraction and decimal number form?
  3. Understand how to work out the percentage of a number?
  4. How to work with percentages greater/bigger than 100%?
  5. Learn how to work out percentage increases and percentage decreases?
  6. How to express one quantity as a percentage of another?
  7. What are compound interest rates?
  8. How to work out compound interest rates?
  9. Understand how to set up, solve and interpret the answers in growth and decay problems?
  10. Step by step tutorials on how to answer practice questions on Percentages?
  11. Test your knowledge on Percentages GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are ratios?
  2. Discover how you can use ratios in real life problems/everyday scenarios?
  3. How to work with and simplify ratios?
  4. Understand how to express the division of a quantity into two parts as a ratio?
  5. Learn how to combine two or more ratios together into one ratio?
  6. How to compare lengths using ratio notation?
  7. Step by step tutorials on how to answer practice questions on Ratios?
  8. Test your knowledge on Ratios GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What is an index/indices?
  2. Understand what is the base and power in an index?
  3. How to work with and simplify indices with positive and negative powers?
  4. What are the laws of indices?
  5. Step by step tutorials on how to answer practice questions on Indices?
  6. Test your knowledge on Indices GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are roots?
  2. How to work with and simplify indices with positive and negative fractional powers?
  3. How to work out the root of a fraction, such as the square root and cube root?
  4. Step by step tutorials on how to answer practice questions on Roots?
  5. Test your knowledge on Roots GCSE Maths practice questions and exam style questions with answers provided.
 
  1. Why we are learning about graphs?
  2. What are coordinates?
  3. How to plot coordinates in all four quadrants on a graph?
  4. Learn how to use the equation of a straight line?
  5. How to work out the equation of a straight line using two coordinates or a gradient and one coordinate?
  6. How to plot/draw equations of straight lines on a graph?
  7. Understand how to use a graph to work out the gradient and y-intercept of a straight line?
  8. What are parallel lines?
  9. What are perpendicular lines?
  10. How to work out whether lines are parallel or perpendicular to each other?
  11. How to plot/draw quadratic equations on a graph?
  12. Properties of different functions and how to draw them on a graph, such as linear, quadratic, cubic, exponential and hyperbola?
  13. What is a turning point?
  14. Step by step tutorials on how to answer practice questions on Graphs?
  15. Test your knowledge on Graphs GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are inequalities?
  2. Learn about the different inequality signs/notations and how to work with them?
  3. How to rearrange inequalities?
  4. How to solve inequalities?
  5. Understand how to plot an inequality on a number line?
  6. Step by step tutorials on how to answer practice questions on Inequalities?
  7. Test your knowledge on Inequalities GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What is factorising?
  2. How to expand out algebraic expressions with 1, 2 and 3 pairs of brackets?
  3. What are quadratic equations/expressions?
  4. How to factorise algebraic expressions into 1 or 2 pairs of brackets?
  5. What are roots?
  6. How to solve quadratic equations plotted/drawn on a graph?
  7. Understand how to solve quadratic equations by factorising?
  8. How to solve quadratic inequalities with one variable?
  9. Step by step tutorials on how to answer practice questions on Factorising?
  10. Test your knowledge on Factorising GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are simultaneous equations?
  2. How to solve simultaneous equations?
  3. Understand how to solve two equations with two variables?
  4. Step by step tutorials on how to answer practice questions on Simultaneous Equations?
  5. Test your knowledge on Simultaneous Equations GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are surds?
  2. How to estimate what value surds approximately equal?
  3. Understand how to add, subtract, multiply and divide surds?
  4. How to rationalise the denominator?
  5. Step by step tutorials on how to answer practice questions on Surds?
  6. Test your knowledge on Surds GCSE Maths practice questions and exam style questions with answers provided.
 
  1. Learn about the different terminology used to describe shapes, such as vertices, corners, sides, edges, angles, interior angles and exterior angles.
  2. What are polygons?
  3. Understand the unique properties of different types of polygons, such as triangles, quadrilaterals, pentagons, hexagons, heptagons, octagons, nonagons and decagons.
  4. What are regular and irregular polygons and their differences?
  5. Understand the different types of triangles and their unique properties, such as a equilateral, isosceles, scalene and right angled triangle.
  6. What are congruent triangles?
  7. Learn how to use the basic congruence criteria for triangles (SSS, SAS, ASA and RHS)?
  8. What is the difference between acute, obtuse and reflex angles?
  9. What are acute and obtuse angled triangles?
  10. Understand the special types of quadrilaterals and their unique properties, such as squares, rectangles, trapeziums, kites, parallelograms and rhombuses.
  11. Step by step tutorials on how to answer practice questions on Shapes?
  12. Test your knowledge on Shapes GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are functions?
  2. How to substitute values into functions?
  3. What are composite functions?
  4. What are inverse functions?
  5. How to work out composite functions?
  6. How to work out inverse functions?
  7. How to solve equations using composite and/or inverse functions?
  8. Step by step tutorials on how to answer practice questions on Functions?
  9. Test your knowledge on Functions GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are trigonometric functions used for?
  2. How to draw the graphs for the three trigonometric functions (Sin, Cos and Tan)?
  3. Explore the helpful symmetrical properties of the trigonometric functions.
  4. Learn a useful table to help you remember the exact value of the three trigonometric functions at different angles.
  5. Step by step tutorials on how to answer practice questions on Trigonometric Functions?
  6. Test your knowledge on Trigonometric Functions GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What is the Pythagoras Theorem?
  2. How to use the Pythagoras Theorem to work out missing side lengths in a triangle?
  3. What are the three trigonometric ratios (SOH, CAH, TOA)?
  4. How to use the trigonometric ratios to work out missing side lengths and angles in a triangle?
  5. What is the Sine rule and Cosine rule?
  6. How to use the Sine rule and Cosine rule to work out missing side lengths and angles in a triangle?
  7. How to correctly label a triangle when using the Pythagoras Theorem, trigonometric ratios, Sine rule and Cosine rule?
  8. Step by step tutorials on how to answer practice questions on Trigonometry?
  9. Test your knowledge on Trigonometry GCSE Maths practice questions and exam style questions with answers provided.
 
  1. Learn about the various circle terminology, such as the circumference, diameter, radius, centre, chord, tangent, sector, arc and segment.
  2. What is the formula for the circumference and area of a circle?
  3. How to use a formula to work out the circumference and area of a circle?
  4. What is pi?
  5. How to work with pi?
  6. Step by step tutorials on how to answer practice questions on Circles?
  7. Test your knowledge on Circles GCSE Maths practice questions and exam style questions with answers provided.
 
  1. Understand how to apply and prove different circle theorems involving angles, tangents, chords, radii and use them to prove related results?
  2. What are cyclical quadrilaterals and non-cyclical quadrilaterals and their differences?
  3. Step by step tutorials on how to answer practice questions on Circle Theorems?
  4. Test your knowledge on Circle Theorems GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What is the equation of a circle?
  2. Learn how to use the equation of a circle to work out its centre, radius and diameter?
  3. How to draw a circle on a graph using its equation?
  4. Understand how to work out the equation of a tangent to a circle?
  5. Step by step tutorials on how to answer practice questions on the Equation of a Circle?
  6. Test your knowledge on the Equation of a Circle GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are dimensions?
  2. What does 1D, 2D and 3D mean?
  3. For what shapes/objects can you work out perimeters, areas, surface areas and volumes and what units would they use?
  4. Learn about the different terminology used for 3D shapes, such as vertices, edges, faces and surfaces?
  5. What are perimeters?
  6. Understand how to work out the perimeter for various shapes, such as squares, rectangles, triangles and hexagons?
  7. What are areas?
  8. Learn how to work out the area for special types of quadrilaterals, such as squares, rectangles, trapeziums and parallelograms?
  9. How to work out the area of right angles triangles and non-right angled triangles?
  10. What are surface areas?
  11. What is a net for a 3D shape?
  12. Understand how to work out the surface areas of cubes, cuboids, cylinders, spheres, cones and prisms, such as triangular and right angled prisms?
  13. What are volumes?
  14. Understand how to work out volumes of cubes, cuboids, cylinders, spheres, cones and prisms, such as triangular and right angled prisms?
  15. Step by step tutorials on how to answer practice questions on Perimeters, Areas and Volumes?
  16. Test your knowledge on the Perimeters, Areas and Volumes GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are sequences?
  2. What is the nth term in sequences?
  3. Understand how to work out terms for a sequence using a formula?
  4. How to work out any term based on their position in the sequence?
  5. Learn about the different types of sequences and their properties, such as the arithmetic/linear, geometric, quadratic, square, cube, triangular and the Fibonacci sequence.
  6. How to work out the formula for a arithmetic sequence and quadratic sequence?
  7. Step by step tutorials on how to answer practice questions on Sequences?
  8. Test your knowledge on Sequences GCSE Maths practice questions and exam style questions with answers provided.
 
  1. What are set notations?
  2. What are Venn diagrams?
  3. How to use and interpret Venn diagrams?
  4. How to work out probabilities using Venn diagrams?
  5. Step by step tutorials on how to answer practice questions on Venn Diagrams?
  6. Test your knowledge on Venn Diagrams GCSE Maths practice questions and exam style questions with answers provided.
 
  1. Multiple choice
  2. Calculator
  3. 45 minutes
  4. 40 marks
  1. Non-multiple choice
  2. Non-calculator
  3. 70 minutes
  4. 60 marks
  1. Non-multiple choice
  2. Calculator
  3. 70 minutes
  4. 60 marks

  1. Multiple choice
  2. Calculator
  3. 45 minutes
  4. 40 marks

  1. Non-multiple choice
  2. Non-calculator
  3. 70 minutes
  4. 60 marks

  1. Non-multiple choice
  2. Calculator
  3. 70 minutes
  4. 60 marks

  1. Useful hints and tips to help you better prepare for your GCSE math exams