Question

Please help. thanks.

Answer 1

Hello!

You have to find the area of the prism and the pyramid

rectangular prism is lwh

Put in the values you know

15 * 5 * 7 = 525

For a prism you use


`(lwh)/(3)`

Put in the values you know


`(15 * 5 *13 )/(3)`

Multiply

975/3

Divide

325

Add the values you know

325 + 525 = 850

The answer is D)
`850cm^(3)`

Hope this helps!