Opposite angles are equivalent when formed by two intersecting lines
False. The angles can be formed by two skew lines intersecting a third line.
the two adjacent angles formed by the intersecting lines will equal 180 degrees.
Yes. They're in the plane defined by the two intersecting lines.
two adjacent angles formed by two intersecting tines are
vertical
Vertical
Four.
Two pairs of vertical angle formed by intersecting lines is a plus sign or an x. something that looks like this, but with the lines completely touching: +x
Verticle angles.
Vertical
IN