Answer:
512cm
Step-by-step explanation:
same length of 128 4 times. 512
Surface area is 1/2 pl plus B so find the perimeter of the bottom, times it by 32, and find the area of the base
Answer:

Step-by-step explanation:
For this, you check to see if any of these variables are the same. There are two x's, and 2 y's. So, you have to multiply x and x, which gives you 2x, and since you multiply the y's it will give you y^2.
So the answer will be 
Answer:
60 cm?
Step-by-step explanation:
Answer:
(-4, 3)
Step-by-step explanation:
From the graph, it looks like the two lines intersect at pint (-4, 3).