Okay to be totally honest .. I had to look up what to do after I had the surface A .. but I think it counts anyways: ~ 2,45
sqrt(1² + 1²) = 1,414 = h
(3m * 1,414m) /2 = 2,121 m² = A
(here is the part I did not remember: )
sqrt( 2,121² - (1,414)^4 ) = 0,707 = x
q = (2,121 - 0,707) / 1,414 = 1
p...