Polygons & Congruence 6.MG.4

Front

What is a polygon?

Back

A polygon is a closed figure made up of straight line segments. Examples include triangles, quadrilaterals, pentagons, etc.

Front

What does it mean for two figures to be congruent?

Back

Two figures are congruent if they have the same shape and size, but may be oriented differently.

Front

How do you determine the length of a side in congruent figures?

Back

In congruent figures, corresponding sides are equal in length. If one side is known, the corresponding side in the other figure is the same length.

Front

What is a corresponding angle?

Back

A corresponding angle is an angle that is in the same position in two different figures that are congruent.

Front

What is the congruence statement for two polygons?

Back

A congruence statement shows that two polygons are congruent by listing their corresponding vertices in order, such as ABCD ≅ PQRS.

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 difference between a regular and irregular polygon?

Back

A regular polygon has all sides and angles equal, while an irregular polygon does not.

Front

How can you identify a non-polygon?

Back

A non-polygon may have curves, gaps, or intersecting lines. For example, a circle or a figure with an open side is not a polygon.

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides. Examples include squares, rectangles, and trapezoids.

Front

What is the formula for finding the area of a rectangle?

Back

The area of a rectangle is found using the formula: Area = length × width.