+0  
 
+1
271
2
avatar+1317 

Help me, please

 

Find the length of line CD

C(-6,-4) D(-3,1)

ManuelBautista2019  Sep 14, 2017
 #1
avatar+7485 
+4

Find the length of line CD

C(-6,-4) D(-3,1)

 

Hello Manuel !

 

\(L=\sqrt{(x_c-x_D)^2+(y_C-y_D)^2}\\ L=\sqrt{(-6-(-3))^2+(-4-1)^2}\\ L=\sqrt{(-3)^2+(-5)^2}\\ L=\sqrt{9+25}=\sqrt{34}\\ \color{blue}L=5.831\)

 

laugh  !

asinus  Sep 14, 2017
edited by asinus  Sep 14, 2017
 #2
avatar+93633 
+1

Thanks asinus,

You want the length of the interval CD. Lines do not have ends :)

Melody  Sep 14, 2017

46 Online Users

avatar
avatar
avatar
avatar

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.