Properties of Quadrilaterals: Sides, Angles and Diagonals

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About Course

Learn the properties of the square, rectangle, parallelogram, rhombus, kite and trapezium, including their sides, angles and diagonals, and use them to identify shapes and find missing angles. Matches the GCSE requirement to know the special types of quadrilateral, with clear comparisons and exam-style examples.

Tutwoo is an independent learning provider. This course supports Functional Skills and GCSE Maths revision in England. It is not produced or endorsed by any awarding body and is not an accredited qualification.

© 2026 Tutwoo UK Limited. This course was created in-house by Tutwoo and is our original work. It is for your own learning only: please do not copy, share, record or resell it.

What Will You Learn?

  • Describe each special quadrilateral by its sides, angles and parallel lines
  • Know how the diagonals of each shape behave
  • Understand how the shapes are related (for example, every square is a rectangle)
  • Use quadrilateral properties to find missing angles

Course Content

Course Lessons

  • Quadrilateral basics, squares and rectangles
  • Parallelograms and rhombuses
  • Kites and trapeziums
  • Diagonals, families and identifying shapes

Sources & Further Reading
The official guidance this course is based on.

Final Assessment

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