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Radius of गुलाबी Circle | Radius Of Pink Circle | How To Find The Radius Of Circle | Aman Sir

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  • čas přidán 7. 02. 2023
  • In today's video, we will be the Radius of गुलाबी/pink Circle.
    How will you the radius of the pink circle?
    Give it a thought and apply concepts that you learned to find the radius of the circle.
    If you are unable to solve it, let's check out how Aman sir will make this Pink Circle Radius Problem very easy to solve.
    Check out the complete video to know the solution.
    Subscribe to @BHANNATMATHS for brain-twisting videos around maths.
    Radius Of This Circle ?? | Aman Sir Maths | BHANNAT MATHS
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Komentáře • 118

  • @vedantpatil8108
    @vedantpatil8108 Před rokem +16

    This is an old JEE Main PYQ, I was confused first then cracked it with the condition of tangency for 2 circles

  • @shilpi5185
    @shilpi5185 Před rokem +7

    Yes Sir we need more videos like this thank u so much 🙏🙂

  • @user-th2fk4eg1c
    @user-th2fk4eg1c Před 5 měsíci +1

    Bharat ji superb 👌

  • @MXROX.
    @MXROX. Před rokem +2

    Yes sir please bring this type of question and concept

  • @Maths_3.1415
    @Maths_3.1415 Před rokem +9

    Sir keep uploading geometry problems :)

  • @Thehelmet246
    @Thehelmet246 Před rokem +4

    Nice sir 👍 it's so helpful 👍☺️ keep on making such kind of videos,I watch ur videos whenever I'm free or traveling ☺️ thank you so much sir 😊🔥✨

  • @shreyanashranjan960
    @shreyanashranjan960 Před rokem +4

    Yes sir solved it. Nice question btw 👌

  • @chandankumar-sk3qm
    @chandankumar-sk3qm Před rokem +1

    Yes 👍 sir bahut op concept tha
    Aese video roj 10 minutes ka daal dijiye

  • @sachinmc98
    @sachinmc98 Před rokem +3

    Vaah kya baat hai sir

  • @manaschoudhary4221
    @manaschoudhary4221 Před rokem +4

    Actually it is a one liner, if you remember the formula's for DCT and TCT.

  • @ajjKshorts
    @ajjKshorts Před rokem +11

    Yes sir, need more interesting and knowledgeable videos like this❤️

  • @mathe-magics8451
    @mathe-magics8451 Před rokem +1

    Gajab sir ji 🙏🏻

  • @allindiacycloneandweatheru6040

    Sir we want more like this on geometry.

  • @milakshashaey2957
    @milakshashaey2957 Před rokem

    Lovely 😍

  • @shelbybhai3166
    @shelbybhai3166 Před rokem +6

    this question came in bangladesh university of engineering and technology previous year. Mostly the unique q are picked from iit and everyone was clueless of this question. Finally found the question I'll sit for the exam this year. Can you tell where do I find these maths ??

    • @ragibjawadsafat5764
      @ragibjawadsafat5764 Před rokem

      Bro don't waste your time in searching for this kinda questions.
      Teachers who will set the question will give some kinda unorthodox problems forsure.
      Even the buet 1st asir didn't attempted this one.
      Just make sure your basic and problem solving skill is top notch

    • @codemeaw
      @codemeaw Před rokem +1

      Don't go for these questions, it's a trap. Solve your traditional questions properly, it will already be enough to crack buet

  • @Gargi2005
    @Gargi2005 Před 4 měsíci

    He's the best teacher for maths on yt ❤

  • @rezaulhoque8021
    @rezaulhoque8021 Před rokem

    Very complicated but interesting.😍😍

  • @puddyy7010
    @puddyy7010 Před rokem

    i got the answer as soon as your wrote the formuls for the lenght of common tangent

  • @anengineerschoice9766
    @anengineerschoice9766 Před rokem +3

    for a ssc and cat aspirant it is the most common question

  • @devanandrajofficial.2

    Sir aise video daily layee 🙏🙏

  • @ajal3025
    @ajal3025 Před rokem +1

    Simple easily can be solved with condition of tangency

  • @Unknown-ro5fd
    @Unknown-ro5fd Před rokem

    this question was in my akash module class 10 circle level 2
    solved it by drawing triangles and rectangles

  • @Allinonegaming-r2y
    @Allinonegaming-r2y Před rokem

    Kya isme koi advance ka questions bana skta hai agar tangent ki EQ likhni ho aur circle ki equation likhni ho aur ek chord pahle R1 radius ke centre se small circle ko kinhi 2 point pe kat kare aur family of circles likhni ho

  • @Nife.
    @Nife. Před rokem

    Neki aur puch puch sir aap lage rahiye mujhe paheli baar maths me maja aya hai
    Par mai 9th me hu (ICSE) . Tab bhi mujhe samajh me aagay

  • @physicscity_
    @physicscity_ Před rokem

    wow sir

  • @sparsh488
    @sparsh488 Před rokem

    Kya padhate ho sir maza aagya

  • @B_BAD_SO_SAD
    @B_BAD_SO_SAD Před rokem

    Bhanat maths ❤️

  • @arnavtripathi273
    @arnavtripathi273 Před rokem

    Sir khud se kara but 10 min lagane ke baad maza aagyi aise videos late rahiye!!!

  • @RahulKumar-nd2cj
    @RahulKumar-nd2cj Před rokem +3

    Thank you sir for such amazing knowledge ....
    I'm in 11th , and preparing for 2024 mains ....
    This type of videos help me alot...❤️

  • @JEE_aspirants11
    @JEE_aspirants11 Před rokem

    Mast sir

  • @maravitarun
    @maravitarun Před rokem

    nice circle

  • @infernoslab4409
    @infernoslab4409 Před rokem +7

    This question is from BUET(21-22)
    Bangladesh University of Engineering and technology

  • @haradhanmondal2047
    @haradhanmondal2047 Před rokem +1

    God of mathematics

  • @Clash_Of_Gameplay2.0
    @Clash_Of_Gameplay2.0 Před rokem

    You use also pithaghoras law.
    And sir this question came in MIT and BUET 20-21

  • @RohitSingh-jx7ml
    @RohitSingh-jx7ml Před rokem +1

    It can be derived by dct

  • @arijitchowdhury2792
    @arijitchowdhury2792 Před rokem

    6:31 how it is possible to be _/ 4R1R2 ??? . Both the terms under root not having square.

  • @shafimuhammadkhaskheli6169

    Sir I am your big fan

  • @pepethe123
    @pepethe123 Před rokem +14

    hello sir, I did this que even being a 10th class student only because of my teacher who gave us tough questions to practice like this in my coaching classes (FIITJEE).
    Thank you so much for uploading such good questions.

    • @vaibhavgulati9113
      @vaibhavgulati9113 Před rokem +1

      Mee too bro. I also solved it..I am also in fiitjee and in class 10 rn!

    • @inamhussain7067
      @inamhussain7067 Před rokem

      @@harshitverma685 r=6 is the answer?

    • @redeyexxx1841
      @redeyexxx1841 Před rokem

      @@harshitverma685 Man your question isn't correct because there can be many such circles with different that can fit between 2 circles of radius 10 cm & 2cm (centre-centre distance 18 cm).
      This case is not unique so r have literally many different values.

  • @thepi553
    @thepi553 Před rokem

    Ha sir......☺️☺️ Mujhe ese aur video chahiye. please sir jarur banaiyega. Please sir....
    Sir es comment ko ignore mat karna🙏
    Geometry me Jada banana sir☺️☺️☺️☺️☺️

  • @shivamrana0095
    @shivamrana0095 Před rokem

    👍👍

  • @arijitdas5148
    @arijitdas5148 Před rokem +6

    This question came in BUET (Bangladesh University of Engineering and Technology) previous year.

    • @simpleguy5829
      @simpleguy5829 Před rokem

      Group 11 er sir🙏🙏

    • @arijitdas5148
      @arijitdas5148 Před rokem

      @@simpleguy5829 are ndc topper grp 11 er kno ek king amr comment e reply dln nki.

    • @illuminate66
      @illuminate66 Před rokem

      What are most prestigious institutes in Bangladesh??

    • @TajbirHossan
      @TajbirHossan Před 6 měsíci

      ​@@illuminate66 Buet, Dhaka University and many others

  • @RBOOPATHY
    @RBOOPATHY Před rokem +3

    sir it should be (r1-r2)^2 and not (r1-r2^2)

  • @THE_U_NIKE_BILLINIOR9322
    @THE_U_NIKE_BILLINIOR9322 Před 9 měsíci

    You do both side division by√4RR1R2 but you divide one side by 2 √4RR1R2

  • @honeythapa9489
    @honeythapa9489 Před rokem +8

    Let F:[0,1] to R be a non decreasing function such that
    f(x/3)=1/2*f(x)
    and
    f(1-x)=1-f(x)
    Find f(174/1993) and f(1/13)
    This one is from Nordic math competition 1993.
    Sir pls solve it.

    • @PS-mh8ts
      @PS-mh8ts Před rokem

      I searched for this problem and found that a part of it is addressed in this video --> czcams.com/video/Tlbeqp7wnNY/video.html

    • @PS-mh8ts
      @PS-mh8ts Před rokem

      Even better: fully covered in this video --> czcams.com/video/9lgsFhHVegc/video.html

    • @honeythapa9489
      @honeythapa9489 Před rokem +1

      @@PS-mh8ts thnx coincidentally watched the same video

  • @unlimitedpower7797
    @unlimitedpower7797 Před rokem +3

    ❤❤❤
    😊

  • @al-zawadfahim1540
    @al-zawadfahim1540 Před rokem

    Buet 2022 qs sir,,, thanks

  • @Allinonegaming-r2y
    @Allinonegaming-r2y Před rokem

    TCT theorem se ho jayega maine kiya hai

  • @AshuSharma-zw8xe
    @AshuSharma-zw8xe Před rokem

    It is a very famous question of NTSE

  • @dibakardebnath3226
    @dibakardebnath3226 Před rokem

    ❤❤❤❤

  • @sanataniofficialhindu
    @sanataniofficialhindu Před rokem +1

    This is asked in jee mains 2021

  • @learnphysics9466
    @learnphysics9466 Před rokem +1

    NTSE 2016 same question

  • @prathamesheedigi
    @prathamesheedigi Před rokem

    Sir should have shown derivation of formula

  • @FutureWaitHim
    @FutureWaitHim Před rokem +1

    I solve easily with complex numbers 🙂.
    Also DCT

    • @angelinageorge2278
      @angelinageorge2278 Před rokem

      How give me explanation

    • @FutureWaitHim
      @FutureWaitHim Před rokem

      @@angelinageorge2278 bro! Complex geometry with property of congugate complex numbers

  • @vipashasahu4948
    @vipashasahu4948 Před rokem

    Question of jee mains 2019

  • @RohitSingh-jx7ml
    @RohitSingh-jx7ml Před rokem +56

    Very easy 1/√R=1/√R1+1/√R2

  • @matheasy7833
    @matheasy7833 Před rokem +5

    This is nothing, this is Just application of rene Descartes 4 kissing circle 🔴 theorem.
    2(k₁²+k₂²+k₃²+k₄²)=(k₁+k₂+k₃+k₄)²
    Where k is curvature of circle ⭕ and given by reciprocal of radius.
    k=1/r
    Now for a straight line radius is approaching to infinity ♾️.
    k=0

    • @vishu8617
      @vishu8617 Před rokem

      Bro aap kaha se padhte ho

    • @huh4157
      @huh4157 Před rokem

      Orzzz

    • @harshitverma685
      @harshitverma685 Před rokem

      A circle of radius r cm is touching another two circles of radii 10 cm and 2 cm respectively. Distance between the centres of the other two circles is 18 cm. Find value of r.

    • @matheasy7833
      @matheasy7833 Před rokem

      @@harshitverma685 r=3cm , if centers of all three circle ⭕ are collinear, other wise there are infinite value of r. Or may be some data is missing.

  • @PawanSingh-qd3dl
    @PawanSingh-qd3dl Před rokem

    First view

  • @mykotagamers
    @mykotagamers Před rokem +1

    Fact that it is a NTSE stage 2 previous year question

  • @babajinping1996
    @babajinping1996 Před rokem

    1/√R=1/√R1 + 1/✓R2

  • @khalidhassan5281
    @khalidhassan5281 Před rokem

    This math is appeared in BUET in BD 2022

  • @crazyabchackerakatechanima4098

    Wo formula parallel circuit ki yaad dilata hai

  • @suryadevsingh7799
    @suryadevsingh7799 Před rokem

    Hii sir

  • @B_BAD_SO_SAD
    @B_BAD_SO_SAD Před rokem +1

    Sir ye kis level ka questions hai mere samj me nhi aaya

  • @homenepal6549
    @homenepal6549 Před rokem

    Japanese problem

  • @PCMbysanjeetkumar1k
    @PCMbysanjeetkumar1k Před rokem

    ha

  • @adityaagarwal2096
    @adityaagarwal2096 Před rokem

    This is a past year question of jee main

  • @PawanSingh-qd3dl
    @PawanSingh-qd3dl Před rokem

    Hy

  • @ShivamMishra-yc2jj
    @ShivamMishra-yc2jj Před rokem

    Ssc ka favourite hai

  • @sakibzamansai
    @sakibzamansai Před rokem

    BUET 21-22

  • @AkashYadavraj618
    @AkashYadavraj618 Před rokem +1

    Cgl math kaa topic hai

  • @racff6570
    @racff6570 Před rokem +2

    ye to mein kiya hu kissing theorem lge ga

    • @spiritualdestiny4677
      @spiritualdestiny4677 Před rokem

      Thanks for sharing. I didn't know about it before this. I learnt a new thing. Thanks dude!

  • @Pragatimakeover01
    @Pragatimakeover01 Před rokem

    I want to talk you

  • @adityanarayan2721
    @adityanarayan2721 Před rokem

    Gulambi circle 😀

  • @KuldeepkumaR-wu8kz
    @KuldeepkumaR-wu8kz Před rokem

    कैसे आई ये बताते रे दादा

  • @rajnishjha5817
    @rajnishjha5817 Před rokem

    The nub answer is that if R1 is the radius of the first circle, and R2 is the radius of the second circle, then R3 is the radius of the pink circle. 😆😆

  • @mintusaren895
    @mintusaren895 Před rokem

    Ring of my brash glass

  • @yuvraj6356
    @yuvraj6356 Před rokem +2

    Ultra legends are thinking about some other things 💀

  • @maharaja_entetainment
    @maharaja_entetainment Před rokem +1

    Concept samjhao formula nahin

  • @Anonymous-Indian..2003

    Very easy, I solve this question by just seeing the thumbnail and solved the whole question in my mind only, not even need pen and paper.......😂😂😂
    And my logic is also same as that of this video

  • @murkri8723
    @murkri8723 Před rokem

    Hamesha bolne ki zaroorat nahin hain! Please say something once or twice but no need to keep the saying the same thing over and over again. You videos can be much shorter and more useful. I am sure most viewers can understand simple things like moving a variable to the other side of an equation etc.

    • @gameover5109
      @gameover5109 Před 4 měsíci

      Bhai free content h agla watch time hi to mang rha h

  • @arindumagarwal833
    @arindumagarwal833 Před rokem

    Please provide 5 in a day