EngageNY
Law of Cosines
Build upon the Pythagorean Theorem with the Law of Cosines. The 10th part of a 16-part series introduces the Law of Cosines. Class members use the the geometric representation of the Pythagorean Theorem to develop a proof of the Law of...
Curated OER
Idiom Quizzes - Heart
In this online interactive grammar skills instructional activity, students answer 10 multiple choice questions regarding the meaning of idioms. Students may check their answers immediately.
Curated OER
SAT grid ins practice test 02
In this secondary mathematics worksheet, students solve problems similar to those on the SAT test. The interactive worksheet is one page and contains ten problems. Answers are not provided.
Curated OER
Geometry: Calculating Volumes
In this volume learning exercise, middle schoolers find the volume of 8 prisms. Students are given the length, width, and height of each prism.