Special Constructions (Leaving Cert Mathematics): Flashcards
📚Flashcards
Practise the cards
12 cards from this deck
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Practise the cards
12 cards from this deck
Tools for special constructions
Tools for special constructions
Compass and straight edge
Key technique for angle construction
Key technique for angle construction
Intersecting arcs
Result of construction method
Result of construction method
angle
Compass width in construction
Compass width in construction
Keep same width throughout
Key feature in rectangle construction
Key feature in rectangle construction
Perpendicular lines at endpoints
Info needed for parallelogram construction
Info needed for parallelogram construction
Adjacent sides lengths and one angle
Centroid definition
Centroid definition
Point where medians of triangle meet
Centroid ratio property
Centroid ratio property
Divides each median in ratio
Median of triangle definition
Median of triangle definition
Line from vertex to midpoint of opposite side
First step in centroid construction
First step in centroid construction
Locate midpoints of each side
Orthocentre definition
Orthocentre definition
Point where altitudes of triangle meet
Altitude of triangle definition
Altitude of triangle definition
Perpendicular line from vertex to opposite side