SOLUTION: Law of sine
In triangle ABC A=60 degrees c= 28ft. How many triangles can be formed if a=27ft?
I know its side side angle but I am not sure on how to fide the answer.
Algebra ->
Trigonometry-basics
-> SOLUTION: Law of sine
In triangle ABC A=60 degrees c= 28ft. How many triangles can be formed if a=27ft?
I know its side side angle but I am not sure on how to fide the answer.
Log On
Question 855876: Law of sine
In triangle ABC A=60 degrees c= 28ft. How many triangles can be formed if a=27ft?
I know its side side angle but I am not sure on how to fide the answer. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Law of sine
In triangle ABC A=60 degrees c= 28ft. How many triangles can be formed if a=27ft?
I know its side side angle but I am not sure on how to fide the answer.
------
Use Law of Sines::
sin(C)/c = sin(A)/a
-----
sin(C) = 28[sin(60)]/27
------
sin(C) = 0.8981
---
C = arcsin(0.8981) = 63.91 or C = 180-63.91 = 116.09
=================================================
Cheers,
Stan H.
=======================
(