NUMB3RS Activity: To Pythagoras and Beyond

Students investigate the law of cosines. In this law of cosines lesson, students solve a problem based on a NUMB3RS episode. Students find the missing lengths of non-right triangles. Students determine if a triangle is acute, obtuse, or right using the Pythagorean Theorem.

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Resource Details

Grade
9th - 12th
Subjects
Math
3 more...
Resource Type
Lesson Plans
Duration
30 mins
Instructional Strategy
Inquiry-Based Learning
Technology
Calculator
Year
2006
Usage Permissions
Fine Print: Educational Use