At 2pm, the temperature was 9°F. At 11pm, the temperature was -11°F. What was the change in temperature?

Need on this geometry question. explain how you did it.

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?

:)i need to know on which ones are corresponding, alternate interior, alternate exterior, or none of these.