To find the other endpoint with a given endpoint and midpoint, you subtract the midpoint values from the endpoint, then with whatever the answer is, you subtract that from the midpoint.
Answer:

Step-by-step explanation:
Solve for
:

-Multiply both sides of the equation by the denominator
:


-Subtract both sides by
:


So, the value of
is
.
If the area for a circle is

, you can write it in terms of its diameter like this:
Answer:
2a
Step-by-step explanation:
We can combine like terms.
There are 2 'a' s in the expression, so we can rewrite a + a as 2a.
The correct answer is C) <span>(2, -3/400) Hope this helps!!!!</span>