Anything subtracted by itself is 0
So, the answer is 0.
Hope this helped!
Answer:
I don't know
Step-by-step explanation:
Theres not enough information in the question
The answer is D! good luck
Answer:
Since congruent means that they have the same diameter , i'd say that the answer is 1
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
This is a sector of a circle measuring 140° and the circle has radius 9 inches.
We can use the formula for the area sector of a circle to figure this out.
Area of a Sector of a Circle = 
Where
is the intercepted angle (here it is 140), and
r is the radius (here it is 9)
<em>plugging into the formula, we get:</em>
<em>
</em>
rounding to nearest tenth, it is 99.0 inches squared.
Option A is right.