Centers of Triangles & Quadrilaterals

Front

What is the definition of a perpendicular bisector?

Back

A line that divides a segment into two equal parts at a 90-degree angle.

Front

What properties do all trapezoids have?

Back

One pair of opposite sides that are parallel.

Front

Which shape is NOT a type of parallelogram?

Back

Trapezoid.

Front

What is an angle bisector?

Back

A line that divides an angle into two equal angles.

Front

What is the definition of a median in a triangle?

Back

A line segment joining a vertex to the midpoint of the opposite side.

Front

What is the definition of a rhombus?

Back

A quadrilateral with all four sides of equal length.

Front

What is the relationship between the diagonals of a rectangle?

Back

The diagonals of a rectangle are congruent.

Front

What is the definition of an altitude in a triangle?

Back

A perpendicular segment from a vertex to the line containing the opposite side.

Front

If two angles are supplementary, what is their sum?

Back

180 degrees.

Front

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

Back

360 degrees.