Find The Difference.
1) 8.5-7.6=
2)-2.5-17.8=
3 -2.9-(-7.5)=
4) 3.5-1.9=

Plz me plzzzzzzz i need and plz delte this after answer

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°