Geometry Semester 1 Exam

Front

What is a point in geometry?

Back

A point is a specific location in space that has no size, area, length, or volume. It is usually represented by a dot and labeled with a capital letter.

Front

Define a line segment.

Back

A line segment is a part of a line that has two endpoints. It is the shortest distance between those two points.

Front

What is a ray in geometry?

Back

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

Front

What is the definition of an angle?

Back

An angle is formed by two rays that share a common endpoint, called the vertex.

Front

Classify a triangle with one angle greater than 90 degrees.

Back

An obtuse triangle.

Front

Classify a triangle with all sides of different lengths.

Back

A scalene triangle.

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle that has at least two sides of equal length.

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is always 180 degrees.

Front

What is the formula for the area of a triangle?

Back

Front

What does it mean for two lines to be parallel?

Back

Two lines are parallel if they are in the same plane and do not intersect, no matter how far they are extended.