Match the vocabulary word with its meaning.

Which of the following statements about geographers' perceptions and perspectives is false? a. geographers avoid looking at the world with different perspectives. b. regions are a relative thing and a matter of perception. c. spatial distribution can be a matter of perception. d. mental maps are a way that people memorize and perceive the world around them. select the best answer from the choices provided. a b c d

Drag and drop a statement or reason to each box to complete the proof. statement reason △abc , de⎯⎯⎯⎯⎯∥ac⎯⎯⎯⎯⎯ given corresponding angles postulate △bde∼△bac babd=bcbe polygon similarity postulate ba=bd+dabc=be+ec bd+dabd=be+ecbe substitution property of equality bdbd+dabd=bebe+ecbe addition of fractions 1+dabd=1+ecbe simplify. dabd=ecbe subtraction property of equality

Ozone in the upper atmosphere has been depleted by a. sulfur dioxide. b. chlorofluorocarbons. c. carbon dioxide. d. oxygen.