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Asked by Anonymous

Explain why a straight line on graph shows a constant rate change.
9 years ago

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Answered by Steve
because the ratio of the change in y to the change in x is constant.

Draw any two right triangles whose diagonal is a section of the line, and they are similar, since the have common angles.
9 years ago
Answered by Felisme
Explain why a straight line on a graph shows a constant rate of change.?
3 years ago

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