30. Write an equation of a line with a y-intercept of 10 and is:
(a) parallel to the line y = -x + 9
(b) perpendicular to the line y = -x + 9

Which statement best describes a contribution of the works of nicolas copernicus and galileo galilei?

Why caused john quincy adams to write the monroe doctrine?

Which of the following is not true of the xiongnu empire? burial mounds included glass beads and mirrors made from the sands throughout the region. there was more cooperation through trade between the tribes. other tribal units that were eventually assimilated were indo aryan, xianbei, hunyu, scythina and han chinese. as each nomadic tribe and civilization was conquered or absorbed into the larger empire, the xiongnu were able to hold more territory.