Origami is the japanese art of paper folding. the diagram below represents
an unfolded paper kabuto, a samurai warrior's helmet. from the kabuto below,
which of the following are pairs of congruent angles?

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.