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zakruti.com » Knowledge, science, education » TED-Ed
Can you solve the unstoppable blob riddle? - Dan Finkel

Can you solve the unstoppable blob riddle? - Dan Finkel

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Rating: 4.0; Vote: 1
A shooting star crashes onto Earth and a hideous blob emerges. It creeps and leaps, it glides and slides. Its also unstoppable: no matter what you throw at it, it just re-grows and continues its rampage. The only way to save the planet is to cut the entire blob into precise acute triangles while it sleeps, rendering it inert. Can you stop the blob from destroying the planet? Dan Finkel shows how. Lesson by Dan Finkel, directed by Artrake Studio
Date: 2020-08-22

Comments and reviews: 10


Well. the government might have something to say about this solution, given that:
1) you can reduce the size of the blob by any arbitrary amount, even to microscopic size, while keeping part of it alive, by cutting off the top, obtuse corner with a single cut parallel to the opposite edge, then cutting the remaining trapezium (like a trapezoid, except the two non-parallel sides are not NECESSARILY the same length) into three acute triangles. This method only takes four cuts. (Intrestingly, while there is basically no problem with reducing the blob to an arbitrarily small size, you can run into problems if you're trying not to reduce it so much, say to 95 percent of its original size, with this method, because the triangles on the sides end up being obtuse)
2) Our timescale is not THAT desperate (the blob doubles in size only every hour, and objects orbit earth quite frequently (if the death ray is at the height of the International Space Station, it would orbit every ninety minutes, and remember, we can, with this method, reduce the blob to the size of a helium atom)
3) THE GOVERNMENT WANTS MORE ALIENS FOR AREA 51 WAKE UP AMERICA DON'T BE SHEEP STAY STRONG

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Simple. Use two cuts to cut the acute tips off of the triangle so that the obtuse angle makes a pentagon with equal angles--excluding the original obtuse angle of the triangle. Then cut the pentagon like a pizza using the five remaining cuts so that all angles are now acute--even if barely.
EDIT: oh my God! The video uses pizza, too! Lol

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Why use 7, this can be done with 3 cuts. Just trim off the corners like he said, but instead make those cuts meet in the middle of each side. You're left with 4 acute triangles. Three form the corners, and one in the middle. Kind of like a mini-zelda triforce.
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My solution was to cut a triangle inside the triangle, with the points of the inner triangle touching the edges. Since there are two cuts touching at each edge instead of just one, you don't have to worry about the issue with creating obtuse angles.
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Real Solution:
Figure out if the blobs eyes are green
Turn it on its head
Grab the noether 9000 out of a nearby egg and banish the blob using the air crystal
Ask the mountain to leave

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If that blob was Daveed: pumpkin spice everything. pumpkin spice everyone.
(If you know who he is then just. wow you are amazing, but don't say who he is)

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Since it assumes a triangular shape and they didnt specify any type. I would assume it is an equilateral triangle with all side 60 so I dont even need the satellite
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The blob: comes back
The nano cutting satellite boi: Ya know the rules, is time to die
Only time to make _6_ cuts: Ima bout to end this planet whole career

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Who will win?
1. A basically unstoppable blob that leaves destruction in its path and doubles size each hour
OR
2. Pizza

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cant u also just cut it like a triforce? like cut an upside down equilateral triangle inside the triangle? idk i dont do math
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