Answer:
edp455
Step-by-step explanation:
Answer:
constant of variation
Step-by-step explanation:
Constant of variation and constant of proportionality mean the same and they are used in variations.
For instance:

In the above equation, y varies directly as x and the constant of proportionality or variation is 2.
<em>It is often represented with k (though, other alphabets can also be used)</em>
Answer:
K=-2.5
Step-by-step explanation:
because the line is in the middle of 2 and 3 and is below which means that it is negative
THe answer is the second option because you have to use the pythogorean theorm to fing the 3rd side and multiply your answer by 2 to get the value of x.
Answer:
153.86
Step-by-step explanation:
The area of a circle is
. So, 