# Using a compass and straight edge only mark two points A and B. Draw the line #l# through them and find another point C on #l# such that AB = BC?

##### 1 Answer

Aug 26, 2016

Draw a line from A extending through B using the straight edge.

Use compass with center B and radius |AB| to draw a circle.

C is the point of intersection of circle and the line (other than point A)

#### Explanation:

(see image)