Geometry Midterm Review

Front

What is a ray?

Back

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

Front

What do we call the point that divides a segment into two equal parts?

Back

Midpoint.

Front

What property states that a segment is congruent to itself?

Back

Reflexive Property.

Front

What is the result of reflecting a point across the x-axis?

Back

The y-coordinate of the point changes sign.

Front

What is the definition of a line segment?

Back

A line segment is a part of a line that has two endpoints.

Front

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

Back

180 degrees.

Front

What do we call angles that are opposite each other when two lines intersect?

Back

Vertical angles.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.