Grade 9 Math (MTH1W) · Characteristics of Relations

Determine, through investigation, the properties of the slope of a line, and connect the slope to rate of change

30 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest, every one with a full worked solution. Work through all 30 with your weekly-lesson access code.

Start the 30 questions Curriculum: MTH1W-C4.2

Sample: the first question, solved

What does it mean if a line has a positive slope?

📘 Worked solution
A positive slope means the y-values increase as x increases.

And one from the hard end

Design a comparison of 4 lines with slopes 3, −3, 0.5, and 0, explaining how each slope's sign and magnitude affect the line's appearance.

Solution shown after you try it in practice mode.

Work through all 30, easiest to hardest

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