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GCE O-Level A Maths
13. Simultaneous Equations
13.8 Rectangular shape related questions in linear equations
Rectangular shape related questions in linear equations
What You'll Learn
Apply perimeter formulas to set up linear equations for rectangles
Use substitution method to solve systems of equations with two variables
Translate word problems about rectangular dimensions into algebraic expressions
Solve for unknown dimensions when given relationships between length and width
What You'll Practice
1
Setting up perimeter equations from rectangular word problems
2
Solving for dimensions using substitution with height-width relationships
3
Working with decimal values in geometric measurement problems
Why This Matters
Understanding how to model rectangular shapes with linear equations is essential for real-world applications like construction, design, and space planning. This skill bridges geometry and algebra, preparing you for advanced problem-solving in physics, engineering, and everyday projects.
This Unit Includes
1 Video lesson
Practice exercises
Skills
Linear Equations
Perimeter
Substitution Method
Word Problems
Rectangular Geometry
Systems of Equations
Algebraic Modeling
