Solve real-world and mathematical problems using the relationship between the circumference of a circle and its diameter.
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Lessons 6 and 7 focus on the relationship between a circle’s circumference and its diameter. In Lesson 7, students solve real-world and mathematical problems involving circumference, including problems involving semi-circles.
If you need to adapt or shorten this lesson for remote learning, we suggest prioritizing Anchor Problem 2 (benefits from worked example). Find more guidance on adapting our math curriculum for remote learning here.
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Basil saw a strange old bicycle at the museum. It had one very big wheel and one very small one.
At home, Basil looked it up on the Internet and found that the big wheel could have a 52-inch diameter and the small wheel could have an 18-inch diameter.
Historic Bicycle from the Summative Assessment Tasks for Middle School is made available through the Mathematics Assessment Project under the CC BY-NC-ND 3.0 license. Copyright © 2007-2015 Mathematics Assessment Resource Service, University of Nottingham. Accessed March 10, 2018, 11:11 a.m..
Two figures are shown below. Figure A is a semi-circle, and Figure B is composed of a square and two semi-circles.
Find the distance around each figure.
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The following resources include problems and activities aligned to the objective of the lesson that can be used to create your own problem set.
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New plants and bushes are to be planted along a path that goes around a park. The shape of the park is shown below. What is the distance around the park?
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