Jims dog sparky runs 450 northeast to a tree then 750 west, Ask an Expert

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Jim's dog Sparky runs 45.0 northeast to a tree, then 75.0 west to a second tree, and finally 15.0 south to a third tree.

A) Calculate Sparky's net displacement vector?(Enter the east and north components of the net displacement, separated by commas.)

B) Calculate the magnitude of Sparky's net displacement.?(Express your answer in meters.)

C) Calculate the direction of Sparky's net displacement.?(Express your answer in degrees.)

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