Visual Line Equations

 teachMathematics: Visual Line Equations

"Visualise equations of lines. Big counters, big boards, quick changes"In a quick glance around the classroom this activity will allow you to see why algebra can indeed describe lines: their slope (gradient) and their position (y-intercept). Everyone"s lines should be at the same angle and cross the y-axis at the same point (though they may be a rotation or reflection of yours, depending on where they are in the class...

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