Math, asked by aishwaryamano, 1 year ago

Solve the following system of linear equations graphically and find the vertices of the triangle formed by these lines and the x axis

x-y-1=0
x+1=0

Answers

Answered by mbrown
7

The intersection point is B (3,3)

The points of intersection of the two lines with x axis are: 

      A(-1,0)     C(7,0).    The altitude of the triangle ABC :  BD = 3 units


Area of ΔABC =  1/2 * 8 * 3 = 12 units

Similar questions