Which one of the following is true about perpendicular lines?
a. they intersect at one point
b. they intersect to form an acute angle.
c. they intersect to for an obtuse angle.
d. they never intersect.

When only separate discreet points are graphed it is called?

Abe is a triangle. can you use the sss postulate or the sas postulate to prove triangle abc = triangle aed? by sss only neither apply both apply by sas only

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36