Question

Which phrase best defines a rhombus?

Answer 1

a parallelogram with four congruent sides. 
Hope this helps! 

Answer 2

"A parallelogram with four congruent sides" is the best way to desrciber a rhombus. A funny way is to say two triangles put together   to make a rohmbus aka a triangle. the triangles would have to be the same size though.