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Maths Exercices
Rectangle
RectánguloA rectangle is a four-sided polygon with four right angles, whose opposite sides are parallel and are equal.

A rectangle is a particular sort of parallelogram, but can't say that all parallelograms would be rectangles, because a rectangle is a shape where opposites sides are parallel and all the corners are 90 degree angles. Some parallelograms would be rectangles, but not all.


Area of a rectangle


The area of a rectangle is the product of its width and length.



Find the area of the rectangle where:

Its width is 9 and its lenght is three times its width
Area=