A spelunker is surveying a cave. She follows a passage that takes her a distance 172 m straight west, then a distance 203 m in a direction 45.0" east of south, then a distance 279 m at 30.0" east of north. After a fourth unmeasured displacement she finds herself back where she started.Part A Use the method of components to determine the magnitude of the fourth displacement. Express your answer in meters. 148 m Submit Previous Answers V CorrectPart B W Use the method of components to determine the direction of the fourth displacement. Express your answer in degrees. 41.5 * South of West Submit Previous Answers V Correct