Two corners of a triangle have angles of # (5 pi )/ 8 # and # ( pi ) / 12 #. If one side of the triangle has a length of # 1 #, what is the longest possible perimeter of the triangle?
1 Answer
Nov 23, 2016
The longest possible perimeter is
Explanation:
Let
Let
Then
The longest perimeter occurs, when the given side is opposite the smallest angle:
Let side
The perimeter is:
Use the Law of Sines
to substitute into the perimeter equation: