ANSWER
a. d+4
b. 4d+16
EXPLANATION
The area of the square coaster is represented by:

We split the middle term to obtain,

We factor by grouping to get,


Since area of a square is l² , it means the side length of the square is

b) The perimeter of a square is given by

We substitute the length in terms of d, to obtain;

Or

Answer: Id personally say D
Step-by-step explanation:
Answer:
hdhdjdkjfhfhdodjdbhddkdjdbhdjdodjdjjdnfnn
Answer:
Step-by-step explanation:
7/3 * 2/3
14/3 * 1/3
Answer:
2⋅2⋅2⋅5=40 2 ⋅ 2 ⋅ 2 ⋅ 5 = 40