Special Constructions (Leaving Cert Mathematics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What tools are used for special constructions?
What tools are used for special constructions?
Compass and straight edge
When constructing a angle, what must stay the same after drawing the first arc?
When constructing a angle, what must stay the same after drawing the first arc?
Compass width
What angle is created using intersecting arcs with a compass?
What angle is created using intersecting arcs with a compass?
In constructing a rectangle, what must be built at each endpoint of the base?
In constructing a rectangle, what must be built at each endpoint of the base?
Perpendicular lines
What information is needed to construct a parallelogram?
What information is needed to construct a parallelogram?
Adjacent sides and one angle
What is the centroid of a triangle?
What is the centroid of a triangle?
Point where medians meet
How are midpoints located when constructing the centroid?
How are midpoints located when constructing the centroid?
Using a compass
What ratio does the centroid divide each median into?
What ratio does the centroid divide each median into?
What is the orthocentre of a triangle?
What is the orthocentre of a triangle?
Point where altitudes meet
What is an altitude in a triangle?
What is an altitude in a triangle?
Perpendicular from vertex to opposite side
What connects each vertex to the midpoint of the opposite side?
What connects each vertex to the midpoint of the opposite side?
Median
How many altitudes intersect at the orthocentre?
How many altitudes intersect at the orthocentre?
Three