Respuesta :

The answer is 390. Half of 12 is 6. 6 x 5 x 13 = 390! Hope I get brain lies to
s1m1

Answer:

30 units ²

Step-by-step explanation:

think that is the area of a rectangle 12*5 yet cut in half so is

A triangle = (12*5)/2 = 6*5 = 30