Answer:
b
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
A relationship between two variables, x, and y, represent an inverse variation if it can be expressed in the form
or 
In this problem

step 1
Find the value of K
For 
substitute


the equation is 
step 2
For 
substitute in the equation


Answer: shapes with at least 1 circular face
Step-by-step explanation:
The answer is B.C. =8.1cm
The working is on the picture