drawingdrawing created by inna shapiro ©2008. problem 1 can you draw this figure without lifting...
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![Page 1: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/1.jpg)
DrawingDrawingDrawingDrawing
Created by Inna Shapiro ©2008
![Page 2: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/2.jpg)
Problem 1
Can you draw this figure without lifting your pencil?
You have to draw each line exactly once.
![Page 3: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/3.jpg)
Hint
You can start at point A.
A
![Page 4: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/4.jpg)
Problem 2The road map in a magic garden is shown on the
picture. Can Dorothy walk around all roads without
walking twice on any path?
![Page 5: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/5.jpg)
HintDorothy can start at point A.
A
![Page 6: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/6.jpg)
Problem 3
Can you draw this figure without lifting your pencil?
You have to draw each line exactly once.
![Page 7: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/7.jpg)
Hint
You can start at point A.
A
![Page 8: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/8.jpg)
Problem 4The roads in Mathtown look like a
star in a circle.Can a driver drive through all roads
passing each road exactly once?
![Page 9: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/9.jpg)
AnswerThe driver can start at point A, drive
around the circle, and then drive along the star lines.
A
![Page 10: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/10.jpg)
Problem 5
Can you draw this figure without lifting your pencil?
You have to draw each line exactly once.
![Page 11: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/11.jpg)
Hint
You can start at point A.
A
![Page 12: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/12.jpg)
Problem 6There are nine dots on the picture.Can you draw four segments on it
without lifting your pencil, so that those segments pass through all nine dots?
![Page 13: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/13.jpg)
AnswerThe four segments are shown on the
picture. Start at point A and proceed to points B, C, and D.
A
B
C
D
![Page 14: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/14.jpg)
Problem 7Can you draw this figure without
lifting your pencil?You have to draw each line exactly
once.
![Page 15: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/15.jpg)
Hint
You can start at point A.
A
![Page 16: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/16.jpg)
Problem 8There are four circular bike paths in a
park. Can a biker ride through all paths passing
each path exactly once?
![Page 17: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/17.jpg)
HintThe biker can start at point
A.
A
![Page 18: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/18.jpg)
AnswerThe biker can start at point A and ride to points B, C, D, E, F, C, G, H, K, E, I, A, J, E, L, H, M, A, N, H, O, C, P, A in that order.
A
B
C
D E
F
G H
IJK
LM
NO
P
![Page 19: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/19.jpg)
Problem 9Can you draw this figure without
lifting your pencil?You have to draw each line exactly
once.
![Page 20: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/20.jpg)
HintYou can start at point A.
A
![Page 21: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/21.jpg)
AnswerYou can start at point A, draw the left
square, move to points B, C, draw the right square, move to points D, E, F, A.
A
B C D
EF
Note that we crossed our own path, for example, while drawing ED.
![Page 22: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/22.jpg)
Problem 10Can you draw this figure without lifting
your pencil?You have to draw each line exactly once.You are not allowed to cross your own
path.
![Page 23: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/23.jpg)
HintPaint the figure as shown on the
picture.
![Page 24: DrawingDrawing Created by Inna Shapiro ©2008. Problem 1 Can you draw this figure without lifting your pencil? You have to draw each line exactly once](https://reader035.vdocuments.us/reader035/viewer/2022062618/5514887d550346b0158b5bb5/html5/thumbnails/24.jpg)
AnswerStart from point A and follow the
boundary of the violet figure.
A