Answer:
9(6c - d)
Step-by-step explanation:

Answer:
11.5
The sample standard deviation measures the spread of a data distribution of the sample. It is usually used to estimate the population standard deviation
Answer:
perimeter = 6w
area = 2w^2
Step-by-step explanation:
we can use the variable w for width, and 2w for length perimeter would be width + width + length + length, or 6w
area is width x length or 2w^2
Answer:
7/8 = 14/16
Step-by-step explanation:
7/8 * 2/2 = 14/16
I think it’s b.5. Hope this helps. :)