Puzzle
AlgebraPuzzle
Code breaker:Forming equations
Thirteen diagrams with expressions on them: angles in a triangle, on a line, round a point and in a quadrilateral, equal sides, perimeters and two bar models. Some tiles ask for x and some for an angle, a side or an amount, so the last step matters. One per A4.
A free key stage 3 and GCSE algebra puzzle with answers, spec code A21. It goes with the lesson on forming equations from perimeter.
Lesson
Forming equations from perimeter
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