Answer:
The center of the circle is
.
Step-by-step explanation:
The center of the circle is the midpoint of the segment between the endpoints. We can determine the location of the center by this vectorial expression:
(1)
Where:
- Center.
,
- Location of the endpoints.
If we know that
and
, then the location of the center of the circle is:



The center of the circle is
.
Answer:
D
Step-by-step explanation:
I am going to do number 2 so when you subtract decimals you have to add two zeros like this 10.00 or 0.25 so now when you subtract you get $9.75
Desculpe-me eu não sei mas irei falar com meu professor!