Pleeaaasss i am in need of with this math problem (picture)

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

Write the equations in logarithmic form 7^3=343

What is the measure of angle 1? a.28 b.152 c.168 d.64