Respuesta :

Answer: 270 cubic centimeters

Step-by-step explanation:

bh/3 is the formula so...

because it's a right triangle we multiply the legs together:

9*12 = 108

and we divide by 2

108/2 = 54

height is 15

(15*54)/3 = 810/3 = 270

Our answer is 270 cubic centimeters.