SAT Math Multiple Choice Practice Question 344: Answer and Explanation

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Question: 344


In the figure above, if the slope of is -?, what is the area of ΔABO?

A. 54
B. 72
C. 96
D. 108
E. 192

Correct Answer: C


C The slope of the line is –?, so use the slope equation and the coordinates of point A (0, 12) to find the coordinates of point B (x, 0):

The base of the triangle is 16, and its height is 12.

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