Difference between revisions of "2002 PMWC Problems"

(Problem T7)
(Problem T9)
 
Line 193: Line 193:
  
 
== Problem T9 ==
 
== Problem T9 ==
 
+
<asy>
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size(6cm);
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pair R = (25,0),U=(0,20);
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draw(origin--R--(R+U)--U--cycle);
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real radius=2;
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pair ccenter=U+(radius,-radius);
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draw(circle(ccenter,radius));
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real lift=1;
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real space =3;
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real shift = 1;
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draw(shift((shift,0))*circle(ccenter,radius),linetype("4 4"));
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draw(shift((2shift,0))*circle(ccenter,radius),linetype("4 4"));
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draw(shift(0,lift)*((U+R/2+(space,0))--(R+U)),EndArrow(HookHead,8));
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draw(shift(0,lift)*((U+R/2-(space,0))--(U)),EndArrow(HookHead,8));
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label("$25\textrm{cm}$",U+R/2,N);
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draw(shift(lift,0)*((R+U/2+(0,space))--(R+U)),EndArrow(HookHead,8));
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draw(shift(lift,0)*((R+U/2-(0,space))--(R)),EndArrow(HookHead,8));
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label(rotate(270)*Label("$20\textrm{cm}$",U/2+R,E));
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draw((ccenter+(radius,0))--(ccenter+R-(2radius,0)),EndArrow(HookHead,8));
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draw((ccenter+R-(2radius,0))--(R-(radius,0)+(0,radius)),EndArrow(HookHead,8));
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draw((R-(radius,0)+(0,radius))--(ccenter.x,radius),EndArrow(HookHead,8));
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draw((ccenter.x,radius)--(ccenter.x,U.y-2radius),EndArrow(HookHead,8));
 +
//Credit to dasobson for the diagram</asy>
 
[[2002 PMWC Problems/Problem T9|Solution]]
 
[[2002 PMWC Problems/Problem T9|Solution]]
  

Latest revision as of 15:07, 23 April 2014