Please I need serious help with this ASAP Please explain

Use the diagonals to determine whether a parallelogram with vertices u(2,−2), v(9,−2), w(9,−6), and x(2,−6) is a rectangle, rhombus, or square. give all the names that apply.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation