Ohio Resource Center

# Ohio's Academic Content Standards in Mathematics

 Results 1 - 7 of 7: Return to Grade Level Indicators Ohio Standard: Patterns, Functions and Algebra StandardGrade 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
Escape from the Tomb
ORC# 7708
Resource Information
Resource Type: Lessons
Discipline: Mathematics
Professional Commentary: Students are presented with a problem: Two bowls are suspended from the ceiling by springs. One bowl is lower than the other....
2
The Great Race
ORC# 266
Resource Information
Resource Type: Lessons
Discipline: Mathematics
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....
3
Meadows or Malls?: Using Matrices to Solve Systems
ORC# 114
Resource Information
Resource Type: Lessons
Discipline: Mathematics
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....
4
Supply and Demand
ORC# 1100
Resource Information
Resource Type: Lessons
Discipline: Mathematics
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....
5
The Busing Problem: Linear Programming
ORC# 110
Resource Information
Resource Type: Lessons
Discipline: Mathematics
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....
6
Mathematics of Cartography
ORC# 608
Resource Information
Resource Type: Content Supports -- Reference materials
Discipline: Mathematics