Unit 1 and 2 Review

Front

What are intersecting lines?

Back

Lines that cross each other at one point.

Front

What does the symbol in a notation statement indicate when it shows two figures?

Back

It indicates that the two figures are the same size.

Front

What is the inverse of the statement: 'If it is not Trudy's birthday, then she is not going to eat mint chocolate chip ice cream'?

Back

If it is Trudy's birthday, then she is going to eat mint chocolate chip ice cream.

Front

What is a line in geometry?

Back

A straight one-dimensional figure that has no thickness and extends infinitely in both directions.

Front

What is a plane in geometry?

Back

A flat two-dimensional surface that extends infinitely in all directions.

Front

What are parallel lines?

Back

Lines in a plane that never meet and are always the same distance apart.

Front

What are perpendicular lines?

Back

Lines that intersect at a right angle (90 degrees).

Front

What is a ray in geometry?

Back

A part of a line that starts at a point and extends infinitely in one direction.

Front

What is a line segment?

Back

A part of a line that has two endpoints.

Front

What does it mean for two figures to be congruent?

Back

It means that the figures have the same shape and size.