Proportionality and Linear Relationships · Algebraic Thinking
Slope as a Rate of Change
Defining slope through similar triangles and interpreting it as a constant rate of change in various contexts.
Key Questions
- 1How does the steepness of a line represent the relationship between two variables?
- 2Why do similar triangles along a line always result in the same slope ratio?
- 3What does a slope of zero tell us about the relationship between two quantities?
Ontario Curriculum Expectations
ON: Algebra - Grade 8
Grade: Grade 8
Subject: Mathematics
Unit: Proportionality and Linear Relationships
Period: Algebraic Thinking
Suggested Methodologies
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