Answer:
40
Step-by-step explanation:
80/2=40
Answer:
23
Step-by-step explanation:
Answer:
52
Step-by-step explanation:
13 = x/4
To isolate the x, you have to multiply 4 on each side.
x/4 * 4= x
13 * 4 = 52
x = 52
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:
C : does not have statistical significance
Step-by-step explanation:
Because there is a 15% chance of getting that many girls by chance, the method - does not have statistical significance.
By this method, the percentage of girls =
or 51.15%
This type of method does not have practical significance.