. In the diagram, which pair of angles are alternate interior angles?
BER
5/6
12
43
8/7
22 and 25
O 21 and 27
25 and 23
7 and 4
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Question Which of the following statements is true about interacting with people from different cultures ? a) Most people within a culture will think and act the same. b) It's important to treat people from different cultures as individuals. Some cultures are better than other cultures. Generalizations and stereotypes don't impact people's perceptions of cultures.

180 Vertical angles are opposite angles that share only a vertex.  Since ∠3 is adjacent to both ∠1 and ∠2, this means that ∠3 shares a side and vertex with both of these angles.

This means that ∠3 and ∠1 form a straight line; this makes them a linear pair, which makes their sum 180°.