Maybe, maybe not.
A Slice implys a straight cut. the other soulutions are not 2 slices
Onelook.com says ...
Quick definitions (slice)
# noun: a golf shot that curves to the right for a right-handed golfer
# noun: a spatula for spreading paint or ink
# noun: a thin flat piece cut off of some object -- maybe
# noun: a share of something (Example: "A slice of the company's revenue")
# noun: a serving that has been cut from a larger portion (Example: "A slice of bread") -- maybe
# noun: a wound made by cutting
# verb: hit a ball so that it causes a backspin
# verb: cut into slices (Example: "Slice the salami, please") -- maybe
# verb: hit a ball and put a spin on it so that it travels in a different direction
# verb: make a clean cut through -- maybe not. This does not imply "straight."
# name: A surname (very rare: popularity rank in the U.S.: #34695)