+0  
 
0
104
1
avatar+13 

D is on side AC of Triangle ABC. We know [ABC] = 120, AD = 8, DC = 4. What is [ABD]?

 Nov 22, 2020
 #1
avatar+838 
+1

D is on side AC of Triangle ABC. We know [ABC] = 120, AD = 8, DC = 4. What is [ABD]?

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Let BD be x

 

8x + 4x = 240

 

x = 20

 

[ABD] = 8x / 2 = 80 u2

 Nov 23, 2020

78 Online Users

avatar
avatar
avatar
avatar
avatar