Geometry Semester 1 Vocabulary

Front

What are Corresponding Angles?

Back

Angles that are in the same position on two parallel lines in relation to a transversal.

Front

What is a Convex Heptagon?

Back

A seven-sided polygon where all interior angles are less than 180 degrees.

Front

Define a Ray in geometry.

Back

A part of a line with one distinct endpoint that extends infinitely in one direction.

Front

What is an Isosceles Triangle?

Back

A triangle with at least two sides of equal length.

Front

What is an Obtuse Triangle?

Back

A triangle that has one angle greater than 90 degrees.

Front

What are Alternate Interior Angles?

Back

Angles that lie between two parallel lines and on opposite sides of a transversal.

Front

What is a Concave Heptagon?

Back

A seven-sided polygon that has at least one interior angle greater than 180 degrees.

Front

What is a Scalene Triangle?

Back

A triangle with all sides of different lengths.

Front

What is a Right Triangle?

Back

A triangle that has one angle equal to 90 degrees.

Front

What are Consecutive Interior Angles?

Back

Angles that lie on the same side of the transversal and between the two lines.