PLS HELP ASAP, I can only wait for 10 mins, I GIVE 20 POINTS if v1 = (-2,5) and v2 = (4,-3), then the angle between the two vectors is degree. round answer to two decimal place.***

In which of the situations can information about tyler be represented by the expression r+3 when r represents information about ray? check all that apply.

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.