Answer:
1/4*1*2 = 0.5 cm^3
Step-by-step explanation:
V=whl
Answer:

Step-by-step explanation:
Given

Required
Express as a standard polynomial
We have:

Rewrite as:

Open bracket

Add like terms

Its 272ft sq because if it is the area you can dig then you have to take away the No digging part and multiply the parts where you can dig.
156. you basically just need to multiply 78 by 2
329.6 if you don't have to round it and 330 if you do have to round it.