Loci and Construction (AQA GCSE Maths): Flashcards
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Practise the cards
10 cards from this deck
Definition of a locus
Definition of a locus
Line/region with all points satisfying a rule/condition
Locus: fixed distance from a point
Locus: fixed distance from a point
Circle (point is centre, distance is radius)
Locus: fixed distance from a line
Locus: fixed distance from a line
Sausage shape (parallel lines + semicircular ends)
Locus: equidistant from two lines
Locus: equidistant from two lines
Angle bisector
Locus: equidistant from two points
Locus: equidistant from two points
Perpendicular bisector
What does an angle bisector do?
What does an angle bisector do?
Cuts the angle exactly in half
Perpendicular bisector properties
Perpendicular bisector properties
Passes through midpoint at right angle
Tools needed for loci construction
Tools needed for loci construction
Ruler and compass
Should you rub out construction marks?
Should you rub out construction marks?
No - leave visible to show working/method
Compass setting during construction
Compass setting during construction
Keep consistent/unchanged throughout