Solving Parallelograms and Rectangles

Front

What is a rectangle?

Back

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

Front

What is a parallelogram?

Back

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

Front

How do you find the area of a rectangle?

Back

Area = length × width.

Front

How do you find the area of a parallelogram?

Back

Area = base × height.

Front

What is the relationship between the opposite angles of a parallelogram?

Back

The opposite angles of a parallelogram are equal.

Front

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

Back

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

Front

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

Back

The sum of the interior angles of a parallelogram 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 adjacent angles are 110 degrees each.

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width).

Front

What is the formula for the perimeter of a parallelogram?

Back

Perimeter = 2(base + side).