The Derivation of (Pi)

Learners discover the area of circles. In this circles lesson plan, students work to find the circumference and diameter of a circle. Learners compare the relation of the area of a circle to a square.

In this multi-faceted introduction to pi, participants perform a bevy of pi-related activities. Ranging from measuring household items to singing pi songs and reading pi stories, this fun and non-intimidating resource serves to bring up...

Pupils develop a definition of a circle based upon its radius in the 17th segment of a 28-part series. They determine the relationship between the radius and the diameter of a circle. To round out the lesson plan, they use the formula...

Introduce learners to two methods to estimate the formula for the area of a circle. The first method uses sector of a circle to form a rectangle and the other uses grids to estimate the area. The problems in the 18th segment of a 28-part...

Pupils work seven problems that use equations and expressions to solve geometry problems. The questions range from finding equivalent expressions to finding areas and volumes of figures. Learners use their knowledge of angle...

A great video for those curious learners who want to know where the area formula comes from. Use this third video in a series to see how the narrator takes a circle and rearranges it into a rectangular-shaped object to apply the...

Mathematicians analyze the relationships between surface area and volume. They conduct Internet research, conduct various experiments, record the data in a spreadsheet, and graph the results and compare the rate of increase of surface...

In this area worksheet, students use the perimeter or radius to determine the area of a circle. This one-page worksheet contains 8 problems. This worksheet may be produced in printed form. Answers may be viewed on-line.

Young scholars find examples of the Golden Ratio on the human body through measurement. Additionally, students learn about the use of the Golden Ratio and the Golden Rectangle in art and architecture. A very interesting lesson for the...