a building cast a shadow 120 meters long. At the same time a pole 3 meters high cast a shadow 12 meters long, what is the height of the building

How much water is in the ocean in cubic kilometers

Which statements describe characteristics of mdcs? higher standard of living increased agricultural focus more access to health care more access to transportation and communication more industry reduced educational opportunities shorter life expectancy

What was apartheid and how did it restrict the rights of non-whites?