Brain Teasers
Visualize
Visualize a cube. You know it has 6 faces, 8 corners, and 12 edges. Now, imagine a knife slicing away each corner with a straight plane cut.
How many total edges are there now?
How many total edges are there now?
Hint
A straight plane cut is a straight, smooth diagonal cut.Answer
There are now 36 edges.(The original 12 edges, plus 3 more for each of the 8 corners, making 36.)
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Comments
Visualise indeed...wonderful!
got me! I forgot the original ones.
Nicely done.
Nicely done.
a exelltent math problom. i really liked this one. right up my alley keep em coming
This may sound dumb, but congrats man, this was the 9000th teaser accepted.
Great one again fishmed, I just thought of cutting a square cheese cake Keep them coming
hey cool, i actually worked it out ! good one !
Unless the slicing goes as far as the middle of the sides. Then the old 12 edges are replaced by the 24 new ones.
I was thinking the same thing as Stil. It was pretty obvious what answer you were looking for, but the wording of the teaser left a number of other possibilites open.
good one ....
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