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

Put in the values you know

Multiply
975/3
Divide
325
Add the values you know
325 + 525 = 850
The answer is D)

Hope this helps!
I think the answer is the Last one
I think the answer is C and D..searched it up
First turn then into a decimal, it will be easier to divide. Then, divide the decimal. Take your answer and turn it into a fraction. If it's improper, turn it into a mixed number and simply it, if you have any questions ask
Answer:
9
Step-by-step explanation: