If there are no notebooks purchased, then Eula may buy 5 binders. If no binders are bought, then Eula may buy 10 notebooks. If 7 notebooks are purchased, then one binder may be purchased; this will also cause Eula to have $2 extra (maybe for tax).
Answer:
AB = 7.07 units
BC = 8.06 units
AC = 12.04 units
Step-by-step explanation:
To find the length for each side of the triangle, apply the distance formula between each pair of vertices.
<u>AB</u>
<u />
<u>BC</u>
<u />
<u>AC</u>
Y doesn't change so it stays 3.
x will be 0, because the average of 0 and -2 is -1
Answer:
$3.10
Step-by-step explanation:
We have been given that the standard deviation of a group of 20 scores is 15 and we are asked to find variance.
Since we know variance is square of standard deviation. In order to find out the variance of the given data we have to take the square of 15.

Therefore, our variance is 225.