PSAT Math : How to graph an ordered pair

Study concepts, example questions & explanations for PSAT Math

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Example Questions

Example Question #231 : Coordinate Plane

Which of the following coordinate pairs is farthest from the origin?

Possible Answers:

Correct answer:


Using the distance formula, calculate the distance from each of these points to the origin, (0, 0). While each answer choice has coordinates that add up to seven, (-1, 8) is the coordinate pair that produces the largest distance, namely , or approximately 8.06.

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