+0  
 
0
193
1
avatar+128 

What is the value of y?

 

Acceptfully  Nov 21, 2017
 #1
avatar+87301 
+1

AB = AC.....so  angle ABC  = ACB...so each angle = 25°

 

So  the remaining angle = 180 - 25 - 25  =  130°

 

So

 

3y + 70  =  130     subtract 70 from both sides

 

3y  = 60     divide both sides by 3

 

y  = 20

 

 

cool cool cool

CPhill  Nov 21, 2017

8 Online Users

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.