Resource Library

Numbers in Nature

in Subject: Geometry, Algebra II/Trigonometry, Algebra I, Mathematics
Key Term: Correlated to Standards
Level: General
Resource Type: Activities/Lesson Plans
Topic: Biodiversity

Explore the history of the Fibonacci sequence and its applications. Examine how the sequence is expressed in pine cones, flower petals, cauliflower, and apples.

This activity is correlated to National Mathematics content standards.

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Meadows or Malls: Using Matrices to Make Decisions

in Subject: Algebra II/Trigonometry, Algebra I, Mathematics
Key Term: Correlated to Standards, Land Use
Level: General
Resource Type: Activities/Lesson Plans
Topic: Geography, Urban Environments

These lesson plans explore the use of matrices and graphing calculators to solve a linear programming problem with six variables, presented as community land use planning issue. The lesson plans include lead-up assignments where students relate the solvability of a system of linear equations to the invertibility of the coefficient matrix.

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