The 30/60/90 right triangle is the biggest cliche in trig. We recall the sides come in ratio 

First x:


Next y:


Choice C
The answer is 26/7 it may seem to small to be the answer but just simplified it
H=6y/5y^(6) -6
hope this helps!!!!!!!!
Well read the story part of your paragraph. You need to cut out all of the extra stuff and focus on how fast they are going. Then make a chart symbolizing this to find where they directly meet:) If you are able submit the chart with your answer