Jims dog sparky runs 450m northeast to a tree then 650m

Question

Jim's dog Sparky runs 45.0m northeast to a tree, then 65.0m west to a second tree, and finally 25.0m south to a third tree.

Part A Calculate Sparky's net displacement vector.

Part B Calculate the magnitude of Sparky's net displacement.

Part C Calculate the direction of Sparky's net displacement.