B Thread Starter Blackbull Joined Jul 26, 2008 70 Oct 18, 2011 #1 A right - angled triangle has sides: 2x + 1, 8x and 8x + 1. x = 3, but what is the most elegant working for the solution of x. Thanks
A right - angled triangle has sides: 2x + 1, 8x and 8x + 1. x = 3, but what is the most elegant working for the solution of x. Thanks
Zazoo Joined Jul 27, 2011 114 Oct 18, 2011 #2 I would just apply a^2 + b^2 = c^2, noting that 8x+1 is the hypotenuse, c.