Question

1. A spelunker is surveying a cave. She follows a passage 180 m straight west, then 210 m in a direction 45° east of south, and then 280 m at 30° east of north. After a fourth unmeasured displacement she finds herself back where she started. Use a scale drawing to determine the magnitude and direction of the fourth displacement.
Ans: 143.55 m, 40.906°​

Answer 1

Explanation:

Answer is 207.48 meters and in the direction north east. You will first have to draw a diagram and then analyse it . Then use the vector rules. the whole sum is based on vector and it's resolution