To important help plz I'll give for anyone solve it correct ( 3 Q )

Which of the following shows the length of the third side, in inches, of the triangle below

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

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