Quick area/perimeter puzzle
2009 January 26
Can you find all the rectangles for which the perimeter equals twice the area? (just the numbers. Ignore the fact that the units don’t match)
4 Responses
leave one →
Education, Math, Teaching, New York, Bronx, Union, Language, Travel
Categories
Search
-
Recent Comments
- Martha Falkker on Do Not Apply – 1 – Bronx Aerospace
- jd2718 on One to one, domain, onto, codomain, and that sort of stuff
- jd2718 on Do Not Apply
- jd2718 on The old new math
- jd2718 on Neighborhood schools
- pissedoffteacher on Neighborhood schools
- Anonymous on New UFT / NYC DoE Teacher Pay Scale / Salary Charts
- Dr Rick on More Puzzle Extension: Expressing n as the sum of consecutive integers
- Anonymous on Do Not Apply
- benblumsmith on More Puzzle Extension: Expressing n as the sum of consecutive integers
- teacherhusband on Do Not Apply
- Gus on The old new math
- Bronx Anonymous on Do Not Apply
- Rolfe Schmidt on One to one, domain, onto, codomain, and that sort of stuff
- More Puzzle Extension: Expressing n as the sum of consecutive integers « JD2718 on Puzzle: Consecutive Integers
Archives
Tags
"Progress Reports" AFT anti-war ATRs Barack Obama blog carnival Bronx High School of Science Bronx Science Carnival Carnival of Mathematics Democratic Primaries Democratic Primary divisibility Do Not Apply east Texas Eximius Fordham High School for the Arts Geometry Hillary Clinton Integrated Algebra Integrated Geometry labor organizing logic puzzles Math B Math Teachers at Play Math Wars New Orleans New York State Education Department NYC Teaching Fellows Pete Seeger Probability problem solving Professional Staff Congress puzzle Regents Republican primaries RTRs summer vacation superdelegate teacher retention Teaching Fellows Texas US Presidential Election US Presidential Elections Which side are you on?Creative Commons License
Technorati
Meta
-
Recent Posts
- High School Progress Reports Released
- How does the Negotiating Committee work?
- Neighborhood schools
- More Puzzle Extension: Expressing n as the sum of consecutive integers
- Second New Action leader makes statement on negotiations
- Way to go, Ariel
- New Action leader makes statement on negotiations
- One to one, domain, onto, codomain, and that sort of stuff
- Is everything part of a sequence?
- Pension error – UFT Statement
- Statement on Pension Error – PSC
- Anonymity
- Did the UFT make a difference?
- Anti-Bloomberg Video
- Puzzle: How many factors does 72,000,000 have?
A+ Favorite Posts
- A little math magic
- Bonus Question
- Carnival of Math 18
- Carnival of Mathematics IX
- Content-free logic test
- Graduation Speech 2007
- I ban FOIL
- NYCDOE: lousy mini-schools, by the dozen
- Pedagogy: Outlook on teaching math
- Puzzle: proving a quadrilateral is a parallelogram
- Reviewing homework in math class
- The equine inequality
- Too much algorithmic honesty
- Whose schools? Our schools!
Education
- Assorted Stuff
- Building the Teaching Profession
- Educational Justice
- eduwonkette
- Get on the Bus
- Gotham Schools
- Mike Klonsky’s Small Talk – new home!
- Millard Fillmore’s Bathtub
- NYC DoE Principal’s Weekly
- NYC Public School Parents
- NYC Public School Parents
- Old NYS Regents Exams
- Rolfe Schmidt
- San Francisco Schools
- School Me!
- School Zone
- Schools Matter
- Sherman Dorn
- tuttlesvc
Math
- (x, why)
- Ars mathematica
- Carnival of Mathematics
- Devlin’s Angle
- Eric Weisstein’s Mathworld
- FoxMaths!
- god plays dice
- Goodmath, Badmath
- Gooseania
- Gowers’s Weblog
- Hilbert’s 1900 Paris Address
- Integer Sequences
- Intrinsically Knotted
- Σdio(t)
- João Ferreira
- Mac-Tutor
- Mathematics Under the Microscope
- mathsex
- Mathtrek
- Science After Sunclipse
- Tanya Khovanova’s Math Blog
- Terrance Tao
- The Everything Seminar
- The Mathematical Atlas
- xkcd
- xkcd blag
Math Education
Math Teachers
- 3σ → Left
- A teacher’s diary
- Chalk dust makes me sneeze
- coffee and graph paper
- Community College Calculus
- Continuities
- Continuous Everywhere but Differentiable Nowhere
- Curmudgeon
- Divide by Zero
- Divide by Zero
- Exponential Curve
- f(t)
- Hal’s House of Pancakes
- Halfway There
- Hearts a bubble in the rubble
- Irrational
- Jose Vilson
- Learning Curves
- Math Notations
- Math Notes
- Math Stories
- Math Tales from the Spring
- Math Teacher Mambo
- Matt
- Meeyauw
- Pencils Down
- Polymathematics
- Poor Statue
- Queen of the Quadratic
- The Devil’s Abacus
- The Elementary Educator
- The Number Warrior
New York City
NY Teachers (except math)
- Chaz
- Have a gneiss day
- Is our children learning?
- It’s not all flowers and sausages
- Lorri Giovinco-Harte
- mildlymelancholy
- Miss Brave teaches NYC
- Miss Malarkey
- Mr. D’s Neighborhood
- My Life, Untranslated
- NY Teacher
- NYC Educator
- Pissed-off Teacher
- Se Hace Camino Al Andar
- Syntactic Gymnastics
- They call me teacher
Puzzles
Teachers
Teachers Unions
- American Federation of Teachers
- Brooklyn UFT
- Columbus, Ohio Education Association
- Dr. Homeslice
- EdWize
- Fred Klonsky
- Learning is more than a score
- Let’s Get It Right
- NCLB – it’s time for a change (NEA)
- New Action
- NYSUT
- Ohio Education Association
- One Chapter Leader’s Website
- Teachers for a Just Contract
- The Washington Teacher
- The Washington Teacher
- UFT D11, Paul Egan DR
- UFT Delegate Assembly Resolutions
- United Federation of Teachers
The Wide World
ZZ
Theme: Vigilance by Jestro
Yes
Double yes
Use (L)/(L – 1) = W to generate values of the width for different values of W. Or simply graph it. Did you want integers?…
2, 2
3, 1.5
4, 1.3…
5. 1.25
And so on?