Current Events > A visual explanation of the SAT question with incorrect answers

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ChocoboMog123 01/01/22 6:43:06 PM #1:	I think @cuh posted this earlier, but the question was: Circle A has 1/3 the radius of circle B. Circle A rolls around circle B until it returns to its starting position. How many revolutions of circle A are there in total? Try the question for yourself before clicking on the videos. The correct answer is 4. https://youtu.be/oEN0o9ZGmOM?t=525 https://www.youtube.com/watch?v=kN3AOMrnEUs --- "You're sorely underestimating the power of nostalgia goggles." - adjl http://www.smbc-comics.com/comics/20110218.gif <cite>ChocoboMog123 posted [p:961392192] in A visual e... [t:79835660]...</cite> <quote>I think @cuh posted this earlier, but the question was: <quote>Circle A has 1/3 the radius of circle B. Circle A rolls around circle B until it returns to its starting position. How many revolutions of circle A are there in total?</quote>Try the question for yourself before clicking on the videos. The correct answer is 4. https://youtu.be/oEN0o9ZGmOM?t=525 https://www.youtube.com/watch?v=kN3AOMrnEUs </quote> ... Copied to Clipboard!
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MutantJohn 01/01/22 7:11:15 PM #3:	Ah, the distance traveled is the distance of the center of the circle. That makes sense now --- "Oh, my mother; oh, my friends, ask the angels, will I ever see heaven again?" - Laura Marling <cite>MutantJohn posted [p:961392877] in A visual e... [t:79835660]...</cite> <quote>Ah, the distance traveled is the distance of the center of the circle. That makes sense now </quote> ... Copied to Clipboard!
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