Question

A man move from a point X on a bearing of 60 degrees to a point Y,400m .he then moves from the point Y on a bearing 120 degrees to a point Z which is 250m away. Calculate the distance X, Z correct three significant figures

Answer 1

∠Y = 60º ... XY = 400 m ... YZ = 250 m

use the law of cosines to find XZ