+0  
 
+1
389
2
avatar+501 

In triangle $ABC$, we have $\angle A = 90^\circ$ and $\sin B = \frac{4}{7}$. Find $\cos C$.

 Apr 27, 2021
 #1
avatar+118587 
0

Draw the triangle and use Pythagoras's theorem

 Apr 27, 2021

2 Online Users

avatar