Parenthesis
i think,
or distributive property
Answer:

Step-by-step explanation:
Consider the properties:



The relationship between the number of pentagons and the perimeter will be

From the diagram in the question, each side of a pentagon has length
.
Also, each time another pentagon is attached, a side is removed.
Using these observations, we can create a relationship between the number of pentagons,
, and the perimeter,
, as follows
For 

For 

For 

The relationship will be

Learn more about perimeter here: brainly.com/question/17756657
Answer:
27lbs
Step-by-step explanation:
Answer:
Root 37
Step-by-step explanation:
All of the others are square numbers so they have no decimal numbers. Root 37 = 6.08...... making it an irrational number.