2 years ago

What is the area of this triangle?

2 answers:

8 0

The correct answer choice is

Bond [772]2 years ago

7 0

Use the vertical side as the base. The base has length y2 - y1.

Use a segment drawn from vertex (x3, y3) perpendicular to the base as the height. The height has length x3 - x1.

area = base * height/2

area = (1/2)(y2 - y1)(x3 - x1)

Answer: D. (1/2)(y2 - y1)(x3 - x1)

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