Due in 2 minutes Need help ASAP
Will mark you brainlist

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.

The triangles are similar. what is the value of x? show your work.

What are the soultion(s) to the quadratic equation 40- x^2=0