Introduction to Plane Geometry

A plane is named by...

• Any 1 point on the plane.

• Any 3 collinear points on the plane or a lowercase script letter.

• Any 3 non-collinear points on the plane or an uppercase script letter.

• All points on the plane that aren't part of a line.

Two lines intersect at a ....

• angle

• point

• line

• intersection

It is a flat surface represented by a four-sided figure.

• POINT

• LINE

• PLANE

The screen of your cellphone is an example of _________________.

• POINT

• LINE

• PLANE

Point R inside Line QS

Ray BT

_________________________ is the branch of mathematics concerned with the properties of shapes, sizes, angles, and dimensions of objects, and the relationships these objects have with each other.

• Algebra

• Calculus

• Geometry

• Trigonometry

If two objects have the same measures but do not necessarily occupy the same space, they are called  _________________________. The symbol for this relationship is  ≅  .

• Congruent

• Similar

• Equal

• Identical

What is the name for the measure of a line segment?

• Area

• Volume

• Length

• Weight

A/an _________________________  is an object formed by the intersection of two lines or line subsets.

• angle

• circle

• triangle

• square