Answer:
402 cubic squared
Step-by-step explanation:
so you have a triangle and rectangle shapes so find area of each on and add them
10 x 28 = length times with = 280
28-12 = 16 and 24 - 10 = 14
14 x 16 x 1/2 = base times hight times 1/2 = 122
122 + 280 = 402