pikuma.com on X: "So, we can find the area of our screen triangle by computing the cross-product of vectors A and B (edges of our triangle). After all, the cross-product magnitude (length)
![SOLVED: Use the cross product to find the area of the triangle with vertices P=(1,1,5), Q=(3,4,3), and R=(1,5,7) (Figure 20). | Numerade SOLVED: Use the cross product to find the area of the triangle with vertices P=(1,1,5), Q=(3,4,3), and R=(1,5,7) (Figure 20). | Numerade](https://cdn.numerade.com/previews/9393cbf9-f10b-4332-9b1b-3e2176799dee_large.jpg)
SOLVED: Use the cross product to find the area of the triangle with vertices P=(1,1,5), Q=(3,4,3), and R=(1,5,7) (Figure 20). | Numerade
![Let A = (-1, 3, 0), B = (4, 3, 2), and C = (1, -1, 5). Find the exact area of the triangle determined by these three points. | Homework.Study.com Let A = (-1, 3, 0), B = (4, 3, 2), and C = (1, -1, 5). Find the exact area of the triangle determined by these three points. | Homework.Study.com](https://homework.study.com/cimages/multimages/16/vector6272022865076285096.png)