Loading [MathJax]/jax/output/SVG/config.js
 
+0  
 
0
507
1
avatar

Find x

 

 Aug 2, 2020
 #1
avatar+37165 
+1

Use Cosine Law

 

x^2 = 5^2 + 16^2  - 2(5)(16)cos 43    solve for 'x'

 Aug 2, 2020

1 Online Users