What term is defined as two noncollinear rays that share a common endpoint?

What is 700 trillion divided by six billion? What does the eccentricity of an ellipse tell you about the ellipse? What is four and a twelfth times one and one seventh? What does a bell shaped curve sharing the phenotypes for human height indicate about the relative number of short and tall people? How can you tell that an equation has the same solution as the original equation? What exactly was nine eleven of the pentagon? What would a scalextric set be used for? What island is located 5 degrees to 19 degrees north latitude and 120 degrees to 125 degrees east? If four times an integer is 9 more than three times the consecutive integer what are the two integers? Which type of graph would best show percentage of company that is owned equally by each of five investors? If a dollar is 15.6 cm long and 200 dollar bills were laid end to end how far would they reach? What is the real answer to three fifths plus three fourths? What regular polygons can tessellate a plane with no overlaps or gaps? How do you get a double bomb on level 158 on Fishdom Depths of Time? What is the difference between 1milliliter and 1 milligram? What is 210064050 in standard form? Why was title IX important? What does 3x-4y equals 12 equal? Why is a twelve sided shape called dodecagon? How much is 1 km of 1 dollar coins worth?