SSAT Middle Level Math : How to find the area of a triangle

Study concepts, example questions & explanations for SSAT Middle Level Math

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Example Questions

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Example Question #21 : How To Find The Area Of A Triangle

Find the area of the triangle below

Screen shot 2015 11 10 at 9.45.10 pm

Possible Answers:

Correct answer:

Explanation:

The equation for area of a triangle is 

.

In this case the coordinates of the base are , which means the length of the base is .

The coordinates of the side that determines the height are .

Therefore the height is 

.

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