kunaashi kunaashi

31-03-2022
Mathematics

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Which of the equations below describes a circle with radius 7? A. x2 - y2 = 7 B. x2 + y2 = 49 C. x2 + y2 = 77 D. x2 + y2 = 7

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roccat1104 roccat1104

31-03-2022

Answer:

x2-y2=49

Step-by-step explanation:

the radius is the square root of the number after the equal sign. So the only choice with a number with square root 7 is x2-y2=49

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