Unit Plan
Curated OER

Geometry In Space

For Teachers 9th - 11th
Students Fulfill the requirements of Texas Standards as it relates to math and science. In this circle lesson, students identify the arcs and angles of a circle as it relates to Pi. They solve real life scenarios using space as an example.
Unit Plan
TED Talks

Ted: Ted Ed: Pi With Pies

For Students 9th - 10th
Numberphile did something crazy - attempted to calculate Pi using real Pies. Watch and see how close they got to the real figure of 3.14159265359. [3:13]
Unit Plan
Texas Education Agency

Texas Gateway: Exploring the Ratio of Circumference to Diameter

For Students 6th - 8th
This activity provides an opportunity for students to explore the ratio of the circumference of its circle to the length of its diameter in order to generalize the ratio of pi. [3:14]
Unit Plan
Math2

Math2.org: Expansions for Pi

For Students 9th - 10th
A listing of some of the more famous formulas developed and used throughout the centuries for defining pi are given and explained.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area of a Circle

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students calculate the area of circles and the area of sectors of circles by using given information and formulas. Students examine guided notes,...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Circumference

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students calculate a circle's circumference. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Circumference

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to calculate the circumference of a circle. Students examine guided notes, review guided practice, watch instructional videos and...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area of a Circle

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to calculate the area of a circle. Students examine guided notes, review guided practice, watch instructional videos and attempt...