Question

PLEASE HELP ME im dying again

Answer 1

x - distance between Jie and Xiaoqing.


`(x)/(24√(5))=\sin30^\circ\\\\\\(x)/(24√(5))=(1)/(2)\qquad\qquad\qquad\text{(cross multiply)}\\\\\\2x=24√(5)\quad|:2\\\\x=12√(5)\\\\\boxed{x\approx26.83}`