Parallelograms, Rectangles, Rhombi, and Squares!

Front

What is a parallelogram?

Back

A parallelogram is a four-sided figure (quadrilateral) where opposite sides 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 defines a rhombus?

Back

A rhombus is a parallelogram with all four sides of equal length.

Front

What is a square?

Back

A square is a special type of rectangle and rhombus that has all sides equal and all angles equal to 90 degrees.

Front

What is the relationship between squares and parallelograms?

Back

All squares are parallelograms, but not all parallelograms are squares.

Front

In a parallelogram, what can be said about the opposite angles?

Back

The opposite angles in a parallelogram are equal.

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

If one angle of a parallelogram is 70 degrees, what are the measures of the other angles?

Back

The opposite angle is also 70 degrees, and the consecutive angles are 110 degrees each.

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height.

Front

How do you find the length of a side in a parallelogram if you know the lengths of the other sides and the angles?

Back

Use the Law of Cosines or the properties of triangles formed within the parallelogram.