P = 2L + 2W ....subtract 2L from both sides
P - 2L = 2W ...divide both sides by 2
(P - 2L) / 2 = W .....can also be written like (P/2) - L = W
Given:
In triangle
.
To find:
The
.
Solution:
According to the law of sines:

Taking
, we get



Taking sin inverse on both sides, we get



Therefore, the correct option is b.
B. Hshejsiaiajsgaiajbehsiabsvahajakajbsjs
Answer:






Step-by-step explanation:






<h3>Hope it is helpful....</h3>