Curated OER
Finding The Circumference Given The Radius
Students develop an understanding of pi and the relationship between the diameter, radius and circumference. After a lecture/demo, students use construction paper and a compass to solve problems using diameter, radius and circumference.
Virginia Department of Education
Going the Distance
Estimate the value of one of the most famous irrational numbers. The hands-on lesson instructs classmates to measure the circumference and diameters of circles using yarn. The ratio of these quantities defines pi.
Curated OER
Math Who Am I?
In this math facts review worksheet, students read the description of each math term and try to guess what the answer is. Students may check their attempts by circling the third letter in the box which gives the answer.
K12 Reader
Eratosthenes: Geographer and Mathematician
Mathematicians can be famous, too! Introduce your class to Eratosthenes with a reading passage. After they complete the passage, learners respond to five questions, some of which require opinions and others reading comprehension skills.
Other popular searches
- Circles/circumference/diameter
- Circles and Circumference
- Circles Circumference/area
- Circles Area Circumference
- Area and Circumference Circles
- Circles Circumference
- Area Circumference of Circles