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Ohio's Academic Content Standards in Mathematics

Grade Level Indicator Resources

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Ohio Standard: Patterns, Functions and Algebra Standard
Grade Level Indicator: (Grade: 8) 11. Interpret the meaning of the solution of a 2 by 2 system of equations; i.e., point, line, no solution.
1
The Busing Problem: Linear Programming
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ORC# 110
Resource Information
Resource URL: http://www.pbs.org/teachers/mathline/lessonplans/hsmp/busingprob...
Resource Type: Lessons
Discipline: Mathematics
Grades: Grades 8–12
Professional Commentary: Students solve two linear programming problems. The first one, Researching Research Papers, involves three variables; the second, The Busing Problem, involves four variables....
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2
Meadows or Malls?: Using Matrices to Solve Systems
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ORC# 114
Resource Information
Resource URL: http://www.pbs.org/teachers/mathline/lessonplans/pdf/hsmp/meadow...
Resource Type: Lessons
Discipline: Mathematics
Grades: Grades 10–12
Professional Commentary: Students use matrices and technology to solve the Meadows or Malls problem, a linear programming problem with six variables. Students who have not done linear programming problems before are advised to begin with The Busing Problem before attempting Meadows or Malls....
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3
Supply and Demand
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ORC# 1100
Resource Information
Resource URL: http://illuminations.nctm.org/LessonDetail.aspx?ID=L382
Resource Type: Lessons
Discipline: Mathematics
Grades: Grades 9–11
Professional Commentary: This activity focuses on having students create and solve systems of linear equations in real-world settings. By solving a system of two equations in two unknowns, students find the equilibrium point for supply and demand....
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4
Escape from the Tomb
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ORC# 7708
Resource Information
Resource URL: http://illuminations.nctm.org/LessonDetail.aspx?id=L698
Resource Type: Lessons
Discipline: Mathematics
Grades: Grades 9–12
Professional Commentary: Students are presented with a problem: Two bowls are suspended from the ceiling by springs. One bowl is lower than the other....
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5
The Great Race
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ORC# 266
Resource Information
Resource URL: http://www.pbs.org/teachers/mathline/lessonplans/pdf/msmp/greatr...
Resource Type: Lessons
Discipline: Mathematics
Grades: Grade 8
Professional Commentary: Students construct charts to examine number patterns and use these patterns to generate a graph. The story of Tortisha and Harry is presented to the class: Harry is so sure that he can run faster than Tortisha, that he will give her a 2 mile head start in a race....
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6
Mathematics of Cartography
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ORC# 608
Resource Information
Resource URL: http://math.rice.edu/~lanius/pres/map/index.html
Resource Type: Content Supports -- Reference materials
Discipline: Mathematics
Grades: Grades 7–10
Professional Commentary: This site provides links to several online resources related to maps, including the history of mapmaking, a discussion of latitude and longitude, and an applet that provides distances between locations. A lesson plan sketch and several suggested problems are also included....
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7
Pre-Calculus
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ORC# 1122
Resource Information
Resource URL: http://archives.math.utk.edu/visual.calculus/0/index.html
Resource Type: Content Supports -- Reference materials
Discipline: Mathematics
Grades: Grades 12–Postsecondary
Professional Commentary: Students will find tutorials, Java applets, drills, computer programs, quizzes, and LiveMath notebooks and animations on a variety of precalculus topics. More than 100 subsections of the site address polynomial, rational, exponential, trigonometric, and logarithmic functions, as well as piecewise definitions, parametric equations, and polar coordinates....
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