Respuesta :

Answer:

6 units

Step-by-step explanation:

The area of a triangle is A = (b * h)/2, where b is base and h is height.

In this case, b = 6 and h = x. Plug these into the equation:

18 = (6x)/2

36 = 6x

x = 6

Thus, the answer is 6 units.

Hope this helps!