Can you solve this SAT question in 5 seconds 👀 #digitalsat #satprep

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5 seconds?!? I spent 5 seconds reading the question 💀

mikeisikYT
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beautiful. the SAT is about finding the most efficient way to an answer and practicing on questions like this will help you a lot.

Liza.Wharton
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My mother once told me:
"When you are stuck on a geometry question, write literally every single thing you know in the question until one thing is relevant". This method has never once failed me

shimonburshtein
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AC = OB
Since OB is the radius of the circle, AC = 10

AnshulPrajapati-uu
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Finally a comment section that isn't full of people bragging

lavender
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If you can't figure it out, draw lines everywhere. You'll find it.

Ndreau
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If anyone wants a more rigorous explanation, I think I have one that might help. By the Pythagorean Theorem, AC is equal to the square root of the sum of OA and OC. Since we have a rectangle, and opposite sides have the same length, OA = CB. Again, by the Pythagorean Theorem, OB is equal to the square root of the sum of OC and OA. But we said that AC is also equal to this, so AC = OB. Since OB starts from the centre of the circle and extends to the circumference, it is a radius. So OB = 10 = AC. I hope this helps for anyone curious! Have a good day!

sammurphy
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Well since he gave us the info that this shape is rectangle, we can solve it this way too. At first, AO is half of the radius so 5. Now we need to find fhe hypotenuse of tbe traingle which is also the diagonal of the rectangle we notice then that the triangles are 90-60-30 special traingles so the hypotenuse is double the part opposite to 30 which is 5, so it is equal to 10

zjlv
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Another way is that technically the points A and C are not defined. They could be anywhere along the radius and still form a rectangle, even A at the perimeter and C at the center. So for there to be an answer, the diagonal must always be the same no matter where A or C are and so equal to the radius.

leroture
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Damn, thats a nice solution, never thought of that.

reformajulesrowald
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You guys have it much easier in the U.S .
We in India have to solve so much harder questions to get entrance to good colleges.

Jandullah-
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The only thing that would catch me on this question is that there's no Square markings on the corners. I know the question SAYS it's a rectangle, literally telling me all 4 corners are square, but my brain will still try to solve it the hard way because of that.

Also, this diagram really should have those square markers, for the completeness of the rectangle.

karanoelle
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could literally solve it from the thumbnail, i lov these clever but easy problems

nehuenturrisi
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Fuck i literally spent 5 mins thinking and got to 10 but I got lost so many times I’m so fucking happy my logic worked or I would have kms

Poultrypoundcake
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Man these are some very hard questions other than the fact that I AM A 7TH GRADER AND ENGLISH ISNT MY MAIN LANGUAGE

Salarost
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I simply noticed the "floating variable" here, all of these lines are defined relative to B, and the location of B is not defined with any number so it can be moved around the circle and the answer must remain the same if theres a solution. Move B until it overlaps with C and the answer is obvious.

Abstract_zx
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u see
the rectangle is cut equally.so AOC radius is 10.so is ABC
OABC r one rectangle in a circle.it is cut into 2 equal triangles.its obvii both be 10
this is hella ez

Xx_Milly_xX
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Ok, but how? There is literally bits at the end

Youtube_qwerty-uf
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i have been solving circles since 4 days as a 10th grade so this took me 3 secs

hillitedraws
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I made it harder, but i was still fast

Quts_