- #1
joemama69
- 399
- 0
Homework Statement
Note the picture
Homework Equations
The Attempt at a Solution
A of both trianles = xsinQ[tex]\sqrt{x^2 - x^2(sinQ})^2[/tex]
A of rectangle = (w-2x)(xsinQ)
Total A = (w-2x)(xsinQ) + xsinQ[tex]\sqrt{x^2 - x^2(sinQ)^2}[/tex]
A = wxsinQ + 2x2sinQ + x2sinQcosQ
Ax = wsinQ + 4xsinQ + 2xsinQcosQ = 0
-wsinQ = x(4sinQ + 2sinQcosQ)
x = -w/(4 + 2cosQ)
AQ = wxcosQ + 2x2cosQ + x2(sinQ)2 - x2(cosQ)2 = 0
It gets pretty messy when i plug in x, are there anny errors so far