Answer:
-12
Step-by-step explanation:
We start with the equation: ![xy-3x](https://tex.z-dn.net/?f=xy-3x)
Substitute the variables: ![(-4)(6)-3(-4)](https://tex.z-dn.net/?f=%28-4%29%286%29-3%28-4%29)
Solve using order of operations (start with multiplication): ![(-24)-(-12)](https://tex.z-dn.net/?f=%28-24%29-%28-12%29)
And then addition/subtration: ![(-24)-(-12)=-12](https://tex.z-dn.net/?f=%28-24%29-%28-12%29%3D-12)
Zero property because you are using zeros to multiply
Answer:
The radius of circle B is 6 times greater than the radius of circle A
The area of circle B is 36 times greater than the area of circle A
Step-by-step explanation:
we have
<em>Circle A</em>
![D=6\ cm](https://tex.z-dn.net/?f=D%3D6%5C%20cm)
The radius of circle A is
-----> the radius is half the diameter
<em>Circle B</em>
![r=18\ cm](https://tex.z-dn.net/?f=r%3D18%5C%20cm)
Compare the radius of both circles
![3\ cm< 18\ cm](https://tex.z-dn.net/?f=3%5C%20cm%3C%2018%5C%20cm)
![18=6(3)](https://tex.z-dn.net/?f=18%3D6%283%29)
The radius of circle B is six times greater than the radius of circle A
Remember that , if two figures are similar, then the ratio of its areas is equal to the scale factor squared
All circles are similar
In this problem the scale factor is 6
so
![6^{2}=36](https://tex.z-dn.net/?f=6%5E%7B2%7D%3D36)
therefore
The area of circle B is 36 times greater than the area of circle A
Answer:
the answer is B
Step-by-step explanation:
Answer:
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Step-by-step explanation:
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