Squares on a Triangle

Learners explore the concept of triangles. In this triangle lesson, students determine whether a triangle is acute, right, or obtuse using the Pythagorean theorem. Learners derive the law of cosines from the Pythagorean theorem.

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Resource Details

Grade
9th - 12th
Subjects
Math
3 more...
Resource Type
Lesson Plans
Instructional Strategy
Inquiry-Based Learning
Usage Permissions
Fine Print: Educational Use