Revision history of "1982 AHSME Problems/Problem 4"

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  • (cur | prev) 01:03, 7 April 2020Mathhayden (talk | contribs). . (198 bytes) (+198). . (Created page with "by mathhayden (bad) perimeter=2r+pi2r=2r(pi+1) area=[pi(r^2)]/2 make them equal & solve for r: pi(r^2)/2=2r(pi+1) pi(r^2)=4r(pi+1) (r^2)=4r[(pi+1)/pi] r=4(pi+1)/pi =<math>...")
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