false. a parallelogram has both opposite side parallel
False! Squares are parallelograms. Parallelograms can be squares or rectangles or neither.
False but they are both 4 sided quadrilaterals
False
True
Diagonals are congruent
False! Squares are parallelograms. Parallelograms can be squares or rectangles or neither.
All squares are parallelograms, but all parallelograms are not squares.
False but they are both 4 sided quadrilaterals
yes. rectangles are just the special cases of parallelograms where the angles are all 900
False! Squares are parallelograms. Parallelograms can be squares or rectangles or neither.
False
Parallelograms are squares is sometimes true. Squares are parallelograms is always true. Rhomboids are parallelograms is also always true. So not all parallelograms are squares but some are.
True. All rectangles are parallelograms because they have opposite sides that are equal and parallel, and their angles are all right angles. This satisfies the definitions of both shapes, making every rectangle a specific type of parallelogram. However, not all parallelograms are rectangles, as parallelograms can have angles that are not right angles.
not true
That is true. A parallelogram is a quadrilateral with both pairs of opposite sides parallel to one another. Special types of parallelograms include a rhombus (all four sides also congruent to each other), a rectangle (all four interior angles measure 90o), and a square (all four sides congruent and all four interior angles are right). A rectangle is a special case of a parallelogram, therefore all rectangles are by definition parallelograms but not all parallelograms are rectangles.
True
No.