Question

Find the length of a line segment, say AB, if its perpendicular bisector intersects it at point M, 6 cm from A.
(1 mark)

Answer 1

A perpendicular bisector of a line segment divides the line segment into two equal parts.
(0.5 marks)
Hence if the perpendicular bisector of the line segment AB intersects it at point M, 6cm from A the length of the line segment AB is 6 x 2 = 12 cm.
(0.5 marks)