Well the total cost of the washing machine is 504. so that is it u can even use a calculator  
        
             
        
        
        
Your answer would be -15.41. If you ever need any other kind of help, just ask me.
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
To inscribe a circle in a given triangle PQR means to construct a circle in the triangle PQR. The incenter of a triangle is the midpoint in the triangle, which can be located by bisecting the three angles of the triangle individually.
The construction is shown in the attachment.
 
        
             
        
        
        
Answer:
0.8104
Step-by-step explanation: