+0  
 
+1
65
2
avatar

In a 3 by 4 by 12 box, find the length of the box diagonal.

 Jan 12, 2020
 #1
avatar+267 
+3

The formula for the diagonal is :

D= (length^2+width^+height^2)^1/2

D= (12^2*4^2*3^2)^1/2

  = (144+16+9)^1/2=  (169)^1/2= 13

The length of the diagonal is 13 cm

 

from https://www.enotes.com/homework-help/find-lenght-diagonal-rectangular-shaped-box-whose-175641

 Jan 12, 2020
 #2
avatar+308 
+2

First triangle is 3 by 4, that makes a base of 5. 
Than you have right triangle with legs of 5 and 12, so diagonal is 13.

 Jan 12, 2020

22 Online Users