GMAT Math : Coordinate Geometry

Study concepts, example questions & explanations for GMAT Math

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Example Questions

Example Question #2901 : Gmat Quantitative Reasoning

Find the midpoint of segment .

I) Endpoint  has coordinates of .

II) Endpoint   coordinate is half of , and   coordinate is one sixteenth of   coordinate.

Possible Answers:

Both statements are needed to answer the question.

Neither statement is sufficient to answer the question. More information is needed.

Statement II is sufficient to answer the question, but statement I is not sufficient to answer the question.

Either statement is sufficient to answer the question.

Statement I is sufficient to answer the question, but statement II is not sufficient to answer the question.

Correct answer:

Both statements are needed to answer the question.

Explanation:

To find the midpoint of a segment we need both endpoints

I) Gives us one endpoint.

II) Gives us clues to find the other endpoint. 

 has coordinates of 

Use midpoint formula

 

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