A triangle with vertices at (x 1 , y 1 ), (x 2 , y 2 ),

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A triangle with vertices at (x1, y1), (x2, y2), and (x3, y3), as shown in the figure, has area equal to the absolute value of D, where|x, У1 |X2 Уг |X3 Уз


Find the area of each triangle having vertices at P, Q, and R.R(xз- Уз). Осх, У2) Р(<. У) - х of


P(2, -2), Q(0, 0), R(-3, -4)

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College Algebra

ISBN: 978-0134697024

12th edition

Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

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