Two lines that meet OR cross at a 90 degree angle are called ___________ lines. (Form a "t" or a T"

An angle that is less than 90 degrees is an _______ angle.

An angle that is GREATER than 90 degrees is an _________ angle.

When an object or shape can be folded in half and both halves are mirror images, that is known as a line of ___________.

An angle that is exactly 90 degrees is a _______ angle.

A polygon that has exactly one set of parallel lines is know as a ___________.

A two dimensional shape that is made up of straight lines segments and is completely closed is a _____________.

A polygon that is made up of 3 line segments and has 3 angles is known and has one right angle is known as a __________.

Which polygon below does not have a set of perpendicular lines?

Which polygon does not have any parallel or perpendicular lines?

Which one of these polygon's is NOT equilateral (all side lengths are equal).

In geometry, the blue dots are known as a _______ and are usually labeled with letters (A, P, etc.)

Which one of these is NOT a quadrilateral?