Need with these asking to determine whether they are independent or dependent

For the equations below which statement is true ?

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol