Constructions Perpendicular bisector of a line Objective To

Constructions Perpendicular bisector of a line. Objective: To construct perpendicular lines, angle bisectors and angles. Join up the points where your circles cross. Draw the same size circle with centre B Draw a circle with centre A. A B Perpendicular Bisector @lhmaths: Lesley Hall

Constructions Perpendicular from a point to a line. @lhmaths: Lesley Hall Objective: To construct perpendicular lines, angle bisectors and angles. Draw an arc with the point as the centre.

Constructions Objective: To construct perpendicular lines, angle bisectors and angles. Perpendicular from a point to a line. Draw circles with centres on the two arcs. Perpendicular line @lhmaths: Lesley Hall

Constructions Objective: To construct perpendicular lines, angle bisectors and angles. Perpendicular from a point on a line. Draw arcs from the point that cut the line. @lhmaths: Lesley Hall

Constructions Objective: To construct perpendicular lines, angle bisectors and angles. Perpendicular from a point on a line. Draw circles with centres on the two arcs. @lhmaths: Lesley Hall

Constructions Angle Bisector. Draw arcs from the angle to cut the lines @lhmaths: Lesley Hall Objective: To construct perpendicular lines, angle bisectors and angles.

Constructions Angle Bisector. Draw circles with centres on the two arcs. @lhmaths: Lesley Hall Objective: To construct perpendicular lines, angle bisectors and angles.

Constructions Angle Bisector. Has the line bisected the angle? @lhmaths: Lesley Hall Objective: To construct perpendicular lines, angle bisectors and angles.

Constructions Objective: To construct perpendicular lines, angle bisectors and angles. From this point draw a circle (arc) of the same radius From the starting point draw a circle of any radius. @lhmaths: Lesley Hall

Constructions Objective: To construct perpendicular lines, angle bisectors and angles. Join the intersection to your starting point. Measure your angle @lhmaths: Lesley Hall

Constructions Objective: To construct perpendicular lines, angle bisectors and angles. 90 degree angle. From this with pointthe draw Start 600 a circle (arc)don’t of the angle (but join it same radius up) @lhmaths: Lesley Hall

Constructions 90 degree angle. Objective: To construct perpendicular lines, angle bisectors and angles. Join up the intersections From these arcs draw two more intersecting circles You now have a right angle! @lhmaths: Lesley Hall

Constructions @lhmaths: Lesley Hall Objective: To construct perpendicular lines, angle bisectors and angles.