Gradient (Slope) : Dynamic Illustration

Explore this activity and think about the definition of gradient of a line.[br]Drag the point labelled "Drag Me" and see how gradient is calculated on the black text box displayed
Quick (Silent) Demo

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What is the gradient of a line? [br]Is it a ratio of two quantities?[br]What are the two quantities, using terms related to the vertical and horizontal grid lines shown.
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Information: Gradient (Slope) : Dynamic Illustration