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the graph of the equation below is a circle. what is the length of the radius of the cirlce? (x+5)2+(y+7)2=21^2

2 Answers

5 votes

the radii would equal 7.5

User Tocker
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5.5k points
7 votes

Answer:

21

Explanation:

At the end of the equation the 21 is the radius and when squared it becomes the diameter if i am correct

User Mez
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5.4k points