Plzzz help me I’ve been needing help in this question

What is the length of the diagonal (d) in the solid below

420
450
460
480

20.ju inces. which ordered pair is a viable solution if x represents the number of books he orders and y represents the total weight of the books, in ounces? (-3,-18) (-0.5, -3) (0,0) (0.5, 3)

What is the value of the product (3-2i)(3+2i)?

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.