is a squre a rhombus?
Yes.
See this site for more information about a rhombus.
http://id.mind.net/~zona/mmts/geometrySection/commonShapes/rhombus/rohmbus.html
Yes.
See this site for more information about a rhombus.
http://id.mind.net/~zona/mmts/geometrySection/commonShapes/rhombus/rohmbus.html