Mathematics Class 6
Playing with Constructions
Exact circles, lengths and corners with a ruler and a compass.
9 lessons · ~41 min total
Track progress — 0 of 9 lessons read 0%
Lessons in this topic
- 0 Start here A roadmap: check with numbers, and carry a length with a compass. · 3 min You are here
- 1 Exact, not neat A figure passes when its numbers agree. A drawing can only look right. · 5 min
- 2 What a circle really is Every point of a circle is the same distance from the centre. · 5 min
- 3 Straight across the middle The line across through the centre is twice the radius. · 4 min
- 4 Carrying a length A compass copies a length to a new place. No ruler number is read. · 5 min
- 5 Testing a square corner A square corner leaves one gap between equal marks. Any other corner does not. · 5 min
- 6 Steps that have to wait Some steps swap places. Some must wait for another step. · 5 min
- 7 The big picture Six ideas, tied together. · 3 min
- 8 Track quiz Cheat-sheet table plus a reveal quiz — one or two questions per idea. · 6 min
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