Can some help plz ?!

When y’all answer can y’all explain too !

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge