(5 pts) A triangle has vertices G(-2, 5), H(6, 5), and J(4, -1). A. Write the equation of the line through
point J that is perpendicular to GH.

B. Write the equation of the line through
point H that is perpendicular to GJ.

C. Find the intersection of the two lines
you found above.

D. The perpendicular segment from a vertex to the line containing the opposite side of

a triangle is called a(n) .

E. The name of the special point that you found in part (C) is the

of the triangle.