Perpendicular Lines 1

Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create two perpendicular lines.

Hint

How can you algebraically verify that your lines are perpendicular? How can you graphically verify that your lines are perpendicular?

Answer

There are many possible answers including:
y = 2/3x + 5
6x + 4y = 8

Source: Robert Kaplinsky

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