They have 4 sides
They are quadrilaterals
They have 2 pairs of parallel sides
They have 2 diagonals of equal length
They have 4 equal interior angles each measuring 90 degrees
They have 4 exterior angles that add up to 360 degrees
They have a perimeter which is the sum of their 4 sides
They have an area which is length times width
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A rectangle is not a square
They are all rectangles (or 2 squares and 4 rectangles).They are all rectangles (or 2 squares and 4 rectangles).They are all rectangles (or 2 squares and 4 rectangles).They are all rectangles (or 2 squares and 4 rectangles).
In a 4 by 4 grid, there are 16 squares (1x1 squares), 9 rectangles that are 2x1, 6 rectangles that are 3x1, 4 rectangles that are 2x2, and 1 rectangle that is 4x4. Therefore, in total, there are 16 squares and 20 rectangles in a 4 by 4 grid.
yes rectangles are congruent.
No. Only some parallelograms are rectangles. But all rectangles are parallelograms.