Area/Area of a Rectangle
AREA • The amount of space enclosed by a plane figure (simple closed figure). • The measure of the interior (region) of a simple closed figure.
NOTE: The measure of the interior of a simple closed figure is called its area-measure. • The measure of a region is expressed by such terms as: square inches, square centimeters, square feet, square yard, square meter, etc. • The area of a square one inch long and one inch wide is a square inch. • The area of a square one foot long and one foot wide is a square foot. • The area of a square one yard long and one yard wide is a square yard. • The area of a square one meter long and one meter wide is a square meter.
AREA OF A RECTANGLE: • The number of square inches in a rectangle equals the number of rows one inch wide times the number of square inches in a row. Illustration:
• The number of square centimeters or square feet in a rectangle is its area.