Since a square is a parallelogram, a rectangle, and a rhombus, our symmetry observations for a square will be the same as those we have already seen. A trapezoid has no reflectional symmetry and no rotational symmetry. We cannot make observations.
1 Return beef and accumulated juices to pan. Stir-fry for a few minutes. Add water, tomato sauce, liver spread and bay leaf; stir to combine. Bring to a boil then simmer, about an hour or until meat tender.  Add potatoes, carrots and green olives; simmer for another 6 to 8 minutes.
Cook pasta according to package directions. Add olive oil, onion, and garlic to a large saucepan and saute sautÃ© over medium heat for about 5 minutes until onions are. Soft add tofu and cook for another 5. Minutes mix in remaining ingredients and saute sautÃ© another. 5 minutes add cooked pasta and saute sautÃ©. 3 more minutes