Question

2) Draw a PQ of length 8 cm. Mark a point A on the PQ.

Draw perpendicular line passing through point A.

Answer 1

Draw a line PQ 8 cm
Mark a point A on it
Open a compass with suitable radius and make a arc on A
With the corner of arc draw arcs
Put the compass at the arcs and make arcs which intersect each other
Where the arcs intersect draw a line
Then your line will be ready

You take your points this the example