Which figure is not a rhombus?

Hello I need help with this please help me!!

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Combine like terms to make a simpler expression 3z+z

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.