To help calculate the distance PQ across a river, Emil
drew the diagram below based on measurements he
made. What is the distance across the river?
![To help calculate the distance PQ across a river Emil drew the diagram below based on measurements he made What is the distance across the river class=](https://us-static.z-dn.net/files/db5/ad1b823bb772f59643798900437bbeba.png)