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sattari [20]
3 years ago
15

Please help asap 23 pts

Mathematics
2 answers:
EastWind [94]3 years ago
3 0

Solve for r by simplifying both sides of the equation, then isolating the variable.

Your answer is A.

CaHeK987 [17]3 years ago
3 0
It’s A because r is on the right so you switch the sides so it is on the left side of the equation. Basically you’re dividing S by 2pih
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