Find the equation of the circle incribed in a triangle, if the angle has its sides on the lines:

Question

2x + y - 9 = 0, -2x + y - 1 = 0, and -x + 2y +7 = 0. Draw the figure.

Answer 1

try this solution:

http://www.jiskha.com/display.cgi?id=1408162681

Answer 2

Duck u