its rhombus.rectangle,square
True
diagonals.
no
Parallelogram and rhombus.
A parallelogram.
A quadrilateral is a type of polygon that has four corners and sides. It is called a parallelogram (rectangle, square, or rhombus) when its diagonals bisect to each other.
Yes. The diagonals of any parallelogram bisect each other. A rectangle is a special case of a parallelogram.
True
always
The missing word is "bisect".
true
True
diagonals.
False
false
no
False. Bisecting diagonals is sufficient to guarantee a parallelogram, but the diagonals will only be perpendicular if the sides of the parallelogram are equal.