A pound is a unit of weight, not volume.
Good luck!
¼ is equal to 0.25 because when you times by 4 you get a whole :)
The answer is -3x^2+10xy+8y^2
Based on the options given in the picture
The one that would be the result if we construct the line that perpendicular to KL at point M would be :
picture C
hope this helps