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2 Circles, 1 Square – Can YOU Find The Area?

442K views · Mar 18, 2026 · Education

Comments · 722

  • @MathQueenSusanne · 6 months ago · pinned

    Hello my lovelies! ❤️ If you’re enjoying this video, don’t forget to like and subscribe – it truly helps!<br>And if you’d love to support me even more, you can now join my channel: <a href="https://www.youtube.com/@mathqueensusanne/join">https://www.youtube.com/@mathqueensusanne/join</a> or choose something from my Wishlist: <a href="https://a.co/5bGdTX6">https://a.co/5bGdTX6</a> <br>Thank you for keeping this math journey going!

    36

  • @rseckler52 · 3 months ago

    I wish I had you as a teacher when I was young. I&apos;m 74 and re-discovering math. You are an angel.

    21

  • @wastrelway3226 · 6 months ago (edited)

    You can eliminate y=0 immediately because you know that y is a positive number. It&apos;s the length of a line in your diagram.

    166

  • @seangerry1143 · 6 months ago

    When the right triangle was drawn with the hypotenuse measuring length 5, my brain immediately registered the 3-4-5 special right triangle, specifying side y=4 and side (5-x)=3. This immediately made x=2.

    63

  • @Jaden-X833 · 5 months ago

    I am not a Math person, but I find the video interesting enough to jump start my aged brain 😊

    20

  • @DrJulianNewmansChannel · 6 months ago

    I have a confession to make. When I first saw thumbnails of your videos appearing on my feed, I was a bit skeptical: I got the vibe of &quot;channel that soullessly presents the answer to loads of random maths problems because the algorithm rewards this&quot;. Then I saw a clip of someone interviewing you, where it started to be clearer that you have a genuine human interest in what you do. And now I&apos;ve watched this video - and I&apos;m really impressed!! Your explanations are slow and clear and made easy to follow, while not dumbing down on rigour and depth of insight. Can I hazard a guess that you did your mathematics training in Germany? I&apos;m a mathematician based in the UK, and I don&apos;t think that UK or US students would be as rigorous as you have been in solving a geometry problem like this.

    93

  • @MeowMeow-ij9dk · 4 months ago

    The true challenge of this math problem is to learn it in high school, forget it for twenty years, then revisit these concepts in a YouTube video. &nbsp;Thank you for jogging this part of my brain that hasn’t been used in decades.

    10

  • @miranda.cooper · 6 months ago

    That moment you catch yourself watching a math video on Spring Break lol

    34

  • @johncalvin925 · 4 months ago

    This video is so relaxing. I could listen to her voice forever.

    6

  • @dougborter · 3 months ago

    This is a good one! I noticed the distance you&apos;re calling y is also equal to 5-x/2 which means (5-x)^2 + (5-x/2)^2 = 25. This simplifies to x^2 - 12x + 20 = 0 which factors to (x-2)(x-10) = 0. The solution 10 is too large for the geometry, so x must be 2 and the area is 2^2 = 4.

    6

  • @lunatik9696 · 6 months ago

    instead of finding y with the substitution and replacing x, I found x and replaced y.<br>Sussanne found x=10-2y, I got y=(x-10)/-2 and substituted, then found x directly.<br>Seems like a tad less work, but both are valid methods.

    31

  • @robertklaesson1169 · 6 months ago

    Love your videos. Can&apos;t understand people who don&apos;t like math. Has been my favorite subject since ever.

    6

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