Why is the color green callled green?

Idon’t understand 8. plz ! we are finding the area of polygons. thx in advance!

Only people in ap world history can can someone give me a question and a statement to present to the class about chapter 15,16,or17

Afootball game between the thunder and the sharks is in its closing minutes, with the thunder ahead by 20 points. the thunder’s coach considers sending in the second-string quarterback. this would reduce the risk of the star quarterback getting injured, but the second-string quarterback is not very good. complete the passage describing the coach’s decision in economic terms.