CHALLENGE

ACTIVITY

$4\mathrm{.}3\mathrm{.}1$: Compute the area of this triangle.

Given the corner points of a triangle $(x_1,y_1),(x_2,y_2),(x_3,y_3)$ compute the are

Hint: The area of the triangle with corner points $(0,0),(x_1,y_1),$ and $(x_2,y_2)$ is

$\frac{|x_1*y_2-x_2*y_1|}{2}$

import java.util.Scanner;

public class Geometry

$\{$

$\frac{?}{?}****$

Computes the area of a triangle

@param $x1$ the $x-$coordinate of the first corner

Qparam $y1$ the $y-$coordinate of the first corner

Qparam $x2$ the $x-$coordinate of the second corner

@param $y2$ the $y-$coordinate of the second corner

Qparam $x3$ the $x-$coordinate of the third corner

Qparam $y3$ the $y-$coordinate of the third corner

@return the area of the triangle

Your code goes here $*/$

$\}$