+0  
 
0
47
1
avatar

In the diagram below, If BD is perpendicular to AC, AD=BD and BC = 2BD, find the measure of angle ABC

 

 Sep 12, 2020
 #1
avatar+132 
+1

You have made some good progress. BDC is a 30-60-90 triangle. This means that BD:DC:BC=1:sqrt3:2. It also means that angle CBD=60 degrees. So our answer is 45+60=105 degrees

 Sep 12, 2020

54 Online Users

avatar