Did you know. Humans are the most wasteful, greedy, horrible, creatures on this Earth? We waste up to 8 billion metric tons of food every year. Most of the food we eat goes into landfills and kills tons of animals. People ruined Earth. So we can help clean it up. #SaveEarth! (This is a biological question but more people will see it in mathematics)

In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;

Is it true or false i’m trying to pass this test so i can leave school

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.