Answer: they are used to measure and keep things precise during constuction
Explanation: because if you watch videos and look up info and research it tells you about their jobs and what they use for their jobs
 
        
             
        
        
        
The muscular system allows the body to move while the skeletal system provides a structure and form to our body. Without the muscular system we could not move and without the skeletal system we would not take any form.
Hope this helped!
 
        
             
        
        
        
They pollinate plants, which saves farmers work. Insects such as bees and butterflies help to pollinate plants. 
        
             
        
        
        
Dendrochronologist
<span>Dendrochronology (or tree-ring dating) is the scientific method of dating <span>tree rings.</span></span>