Which equation is correct? 3×3=3^2=9.
4×4=2(4)=8.
7×7=2(7)=49.
14×14=14^2=28
please help.

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?