Please Help! I will give you a lot of points! -Find a Hamilton path that begins at F & ends at B whose second vertex is A

Which best explains why this triangle is or is not a right triangle?

Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°

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?