+0  
 
0
45
1
avatar

So I have a triangle where I know the sine of 1 angle is the square root of 0.9, the opposite triangleside of this angle is 6 times the square root of 10, I need to find and exact value for another sine in another angle and the opposite side of this angle is 4 times the square root of 5, this answer has to be exact.

 Sep 15, 2020
 #1
avatar+240 
+1

Hint: to calculate the third side, use the law of cosines and quadratic equation.

 

To find the angle you're looking for, use the law of cosines.

 

Good luck!laugh

 Sep 16, 2020

56 Online Users

avatar