Respuesta :

ailec
This is easy as 289 and 560
123cheri14

Answer: 280. A

Step-by-step explanation:What I did was multiply 7 in. by 10 in. by 8 in. to get 560 cubic inches.

Then I divided by 2 to get 280 since the triangle in the image is half a rectangular prism.

Hence, the answer is 280 cubic inches.