I NEED TO GET A GOOD GRADE TO PASS GEOMETRY

Which type of construction is illustrated below?

A.

a perpendicular line

B.

angle subtraction

C.

a congruent angle

D.

an angle bisector

Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and passes through the point (2, 6).

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?