So I have another math question that involves the same problem and so is 7 + 7x the same as 7x+ 7 i think it is but i'm not sure
2 answers:
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Answer:
<h2>The radius r = 22.5 cm</h2>Step-by-step explanation:
The formula of a circumference of a circle:
r - radius
We have the circumference
Substitute:
<em>divide both sides by π</em>
<em>dvide both sides by 2</em>