+0  
 
0
115
1
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https://web2.0calc.com/questions/help_63853

 Apr 27, 2021
 #1
avatar+1549 
+2

MR = NR  

 

PR * LR = MR * NR

 

40 * 16 = MR * NR

 

MN = 16√10

 

 Apr 28, 2021

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