Do Now for Lesson 4.5 (review parallelogram & rectangle)

Front

What is a parallelogram?

Back

A parallelogram is a quadrilateral with opposite sides that are parallel and equal in length.

Front

What are the properties of a rectangle?

Back

A rectangle is a parallelogram with four right angles and opposite sides that are equal in length.

Front

What is the relationship between the diagonals of a rectangle?

Back

The diagonals of a rectangle are congruent (equal in length).

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the definition of congruent angles?

Back

Congruent angles are angles that have the same measure.

Front

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

Back

The sum of the interior angles of a quadrilateral is 360 degrees.

Front

What does it mean for opposite sides of a parallelogram to be parallel?

Back

It means that the two sides do not intersect and are equidistant from each other.

Front

What is the definition of a rectangle's diagonal?

Back

A diagonal of a rectangle is a line segment that connects two opposite corners.

Front

What is the difference between a rectangle and a square?

Back

A square is a rectangle with all four sides of equal length.

Front

What is the definition of bisecting diagonals in a parallelogram?

Back

In a parallelogram, the diagonals bisect each other, meaning they cut each other in half.