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Mathematics > Standard Multiple Choice

What is the area of the triangle in the figure above?

# Correct!

### Explanation

Figures in a Coordinate Plane
The figure provides all the information you need to answer the question.

You are asked to figure out the area of a triangle that is defined by the points in a coordinate plane.

What Do You Know?
The triangle in the figure is a right triangle with the right angle at the lower left.

Because it is a right triangle, its base and height are the two sides that form the right angle.

The area of a triangle is .

The base of the triangle extends from point to point . So it is units long.

The height of the triangle extends from point to point . So it is units long.

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