4 years ago

20 POINTS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

2 answers:

3 0

X²+y²=r² ⇒ r²=9 ⇒ r=3

radius = 3.

3 0

X^+y^2=r^2 so the radio is 3

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