Math Forum - Problems Library - Pre-Algebra, Geometry in the Plane: Circumference

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These problems require understanding of the term "circumference". Problems that involve actually measuring and calculating the circumference of a circle might also be found under Measurement.

Related Resources
Interactive resources from our Math Tools project:
   Math 7: Geometry in the Plane
The closest match in our Ask Dr. Math archives:
   Middle School: Two Dimensional Geometry
NCTM Standards:
   Geometry Standard for Grades 6-8

Access to these problems requires a Membership.

Building a Snow Statue - Judy Ann Brown
Pre-Algebra, difficulty level 3. Determine the height of a snow statue using the given information. ... more>>

How Fast Is a Minute? - Suzanne Alejandre
Pre-Algebra, difficulty level 1. How many feet does the tip of the minute hand travel in an hour on the clock on Philadelphia's City Hall Tower? ... more>>

Measuring a Mountain Bike - Annie Fetter
Pre-Algebra, difficulty level 3. Help Annie determine the circumference of her bike tire so that she can accurately set up her new cyclometer. ... more>>

Peanut's Back Yard - Jonathan Bauer
Pre-Algebra, difficulty level 3. Peanut, the overexcited dog, makes 40 laps around a stake and travels a total distance of 1 mile. If his bowl of water is 20 feet away from the stake, can he get a drink? ... more>>

Practicing for the Winter Olympics - Cynthia Paul
Pre-Algebra, difficulty level 2. What is the length of the semicircular path Sonya skates across the ice rink? ... more>>

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