Geometry and transformations
Choose a subtopic, explore its examples and practise with feedback.
Choose a subtopic.
Explore geometry and transformations for Year 8. Each subtopic has sample questions and worked answers; choose the skill you want to practise.
Corresponding sides and sufficient congruence conditions
Corresponding sides and sufficient congruence conditions
Examples, answers and practiceCongruence, similarity and quadrilaterals
Congruence, similarity and quadrilaterals
Examples, answers and practiceMove and reflect
Move a point or reflect it in an axis. Plot your answer, with hints when you need them.
Examples, answers and practiceCoordinates in three dimensions
Coordinates in three dimensions
Examples, answers and practiceMake, test and investigate.
Design and refine an algorithm
Create a side-ratio decision process to classify congruent, similar or neither. Test pairs and refine your process.
Guided activity · No gradeConstruct points in three dimensions
Choose x, y and z coordinates, construct points in space and compare their projections onto coordinate planes.
Guided activity · No gradeExplain quadrilateral properties
Draw a diagonal in a parallelogram. Use congruent triangles and parallel-line angle relationships to prove that opposite sides are equal.
Guided activity · No grade