A = b*h/2 50 = x (2x-6)/2 50 = x(x-3) 50 = x²-3x x²-3x-50 = 0 x = (-b±√(b²-4ac))/2a x = (-(-3)±√((-3)²-4*1*-50))/(2*1) x = (3±√(9+200))/2 x = (3±√(209))/2 x = (3±14.4568)/2 x1 = (3+14.4568)/2 x2 = (3-14.4568)/2 x1 = 17.4568/2 x2 = como sale negativo se descarta x = 8.7284 m
b = x = 8.7284 m h = 2x-6 = (2*8.7284 m) -6 = 17.4568 -6 = 11.4568 m
b = x
h = 2x-6
A = b*h/2
50 = x (2x-6)/2
50 = x(x-3)
50 = x²-3x
x²-3x-50 = 0
x = (-b±√(b²-4ac))/2a
x = (-(-3)±√((-3)²-4*1*-50))/(2*1)
x = (3±√(9+200))/2
x = (3±√(209))/2
x = (3±14.4568)/2
x1 = (3+14.4568)/2 x2 = (3-14.4568)/2
x1 = 17.4568/2 x2 = como sale negativo se descarta
x = 8.7284 m
b = x = 8.7284 m
h = 2x-6 = (2*8.7284 m) -6 = 17.4568 -6 = 11.4568 m