Answer
112 square feet no
Explanation
I just multiplied I remember solving it that way when I was in middle school
Answer:
$11 is her change
Step-by-step explanation:
This is a simple adding and subtracing problem.
What we first do is add up 4+2+3=9 then we subtract 9 from 20 which gives us $11
We can check our answer by add up 11 + 9 to see if it equals to 20
Given:
Radius of small circle = 4 in.
Width of gray border = 2 in.
To find:
The area of the gray border.
Solution:
We have, radius of small circle:

The width of gray border is 2 in. So,t he radius of the larger circle is:


Now, area of gray border is the difference for area of larger circle and smaller circle.


Substituting
in the above formula, we get




The area of the gray border is
square inches. Therefore, the correct option is D.
What figure? there’s nothing here