A shape with 4 sides and 4 angles
quadrilateral

Rhombus
The following is a rhombus. Find x. 
93
Name the quadrilateral that has four sides and opposite sides that are parallel.
Parallelogram
This quadrilateral is most specifically a _____________ because it has four sides and four right angles.

Rectangle
The following figure is a parallelogram. One side is 3cm and another side is 5.6cm. Find the perimeter.

17.2 cm
边
side

Square
The following is a parallelogram. Find x and y. 
x = 31
y = 78
高
height

Parallelogram
The following is a parallelogram. If the perimeter is 27.8cm . One side is 4cm. Find the another side.

6.95cm
周长
perimeter
No sides are equal or parallel

Quadrilateral
The following is a parallelogram. If the base is 29cm. The height is 13.2cm. Find the area.

382.8cm2
面积
area