When symptoms occur, they often develop gradually, and may include: 1  Cough. 2  Fatigue, exhaustion, and light-headedness. 3  Rapid breathing.  Sensation of feeling the heart beat (palpitations) or a rapid 1  heartbeat. Shortness of breath that increases with activity and when lying down.
Yes, because a square is just a rhombus where the angles are all right angles. It is more common to call this shape a rhombus, but some people call it a rhomb or even a diamond.
A rhombus has four sides. (By definition, a rhombus is a four-sided figure with all its sides the same length.) A square is one particular example of a rhombus, but you can also have a slanted square..It turns out that every rhombus is also a parallelogram. rhombus has four sides. (By definition, a rhombus is a four-sided figure with all its sides the same length.) A square is one particular example of a rhombus, but you can also have a slanted square..