What is the answer to this? 1+2+3x29+9/89. I will give brainiest to someone

Abcd is a parallelogram find the valuse of x

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]