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#2pir Reel by @arhitectura.constructii - ⚛️⚛️ Impressive data visualization demonstrating graphically why the area of a circle is (PI x r^2). The power of visual learning is unbeatable when p
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@arhitectura.constructii
⚛️⚛️ Impressive data visualization demonstrating graphically why the area of a circle is (PI x r^2). The power of visual learning is unbeatable when properly explained. When science and engineering are well put, STEM become powerfully attractive any generation. What do you think? #STEM #science #engineering hashtag#education hashtag#data #datavisualization 🎥 by Mathematicsonline Learn more about Technology, Construction, and Design following ⤵️ @Catalin Neagu https://www.linkedin.com/in/catalin-neagu-18bb51140/?utm_medium=referral&utm_source=contentstudio.io -- ➡️ I created #engineeringwithcatalin to track my previous posts, si #ingineriecucatalin ➡️ If you want to be notified when I post, visit my profile and then tap the subscription bell 🔔
#2pir Reel by @2pirmath - Your child isn't struggling.
They might be rushing.
2PiR shows what math mistakes actually mean - in seconds.
Try free → 2pir.app #2PiR #MathApp #Adap
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@2pirmath
Your child isn’t struggling. They might be rushing. 2PiR shows what math mistakes actually mean — in seconds. Try free → 2pir.app #2PiR #MathApp #AdaptiveLearning #EdTech #ParentingTools #ParentsOfKids #ParentingTips #MomLife #DadLife #RaisingKids #ParentingHacks #MathHelp #LearnMath #MiddleSchoolMath #ElementaryMath #STEMEducation #StudentSuccess #AcademicSuccess #LearningJourney #GrowthMindset
#2pir Reel by @ciencias.tv - Derivada de una función f:ℝ→ℝ 

#Matemáticas #Geometría #Cálculo #Límite #Derivada #CálculoDiferencial #CeroForma #FormasDiferenciales #TeoremaDeStoke
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@ciencias.tv
Derivada de una función f:ℝ→ℝ #Matemáticas #Geometría #Cálculo #Límite #Derivada #CálculoDiferencial #CeroForma #FormasDiferenciales #TeoremaDeStokes 🎞 MagicPi2
#2pir Reel by @ownownown - Proof C=2\pi r
│
├─ 1) Circle equation
│  x^2 + y^2 = r^2
│  Take top half: y = sqrt(r^2 − x^2), x ∈ [−r, r]
│
├─ 2) Differentiate
│  dy/dx = −x / sqr
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@ownownown
Proof C=2\pi r │ ├─ 1) Circle equation │ x^2 + y^2 = r^2 │ Take top half: y = sqrt(r^2 − x^2), x ∈ [−r, r] │ ├─ 2) Differentiate │ dy/dx = −x / sqrt(r^2 − x^2) │ (dy/dx)^2 = x^2 / (r^2 − x^2) │ ├─ 3) Arc-length formula │ L = ∫_a^b sqrt(1 + (dy/dx)^2) dx │ ⇒ L_semi = ∫_{−r}^{r} sqrt(1 + x^2/(r^2 − x^2)) dx │ ├─ 4) Simplify integrand │ sqrt(1 + x^2/(r^2 − x^2)) = r / sqrt(r^2 − x^2) │ ⇒ L_semi = ∫_{−r}^{r} r / sqrt(r^2 − x^2) dx │ ├─ 5) Trig substitution │ let x = r sinθ, dx = r cosθ dθ │ limits: x=−r→θ=−π/2, x=r→θ=π/2 │ ⇒ L_semi = ∫_{−π/2}^{π/2} r dθ = rπ │ ├─ 6) Full circumference │ C = 2 · L_semi = 2πr
#2pir Reel by @quantumquesterr - The "Mind-Blowing" Approach
Ever wonder why \pi is everywhere? 🌌 From the simple area of a circle to the complex fabric of the universe (looking at y
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@quantumquesterr
The "Mind-Blowing" Approach Ever wonder why \pi is everywhere? 🌌 From the simple area of a circle to the complex fabric of the universe (looking at you, Cosmological Constant!), this one number connects everything. Watch how a circle transforms into a rectangle to prove A = \pi r^2, and then see \pi show up in places you’d never expect—like planetary orbits and infinite series. Math is the universal language for a reason. #mathematics #pi #physics #science #geometry calculus stem education satisfying visualproof engineering universe mathrock stemeducation elearning
#2pir Reel by @kisabilgiiii - Bir dairenin alanının A = \pi r^2 olduğunu hepimiz biliyoruz. Peki ama neden?

Bu videoda, 12 kenarlı bir poligon üzerinden dairenin alanının aslında
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@kisabilgiiii
Bir dairenin alanının A = \pi r^2 olduğunu hepimiz biliyoruz. Peki ama neden? Bu videoda, 12 kenarlı bir poligon üzerinden dairenin alanının aslında nasıl 3 tane yarıçap karesinden (3r^2) biraz daha fazla olduğunu görsel olarak görüyoruz. Kenar sayısı arttıkça şekil kusursuz bir daireye dönüşür ve alan tam olarak 3,14... yani \pi r^2 olur. Matematiğin en temel formüllerinden birinin arkasındaki bu estetik mantığı keşfedin!++ Dairenin alanı 3 kareden biraz daha büyüktür, işte o fazlalık \pi sayısını 3.14 yapar! #matematik #geometri #bilim #fizik #eğitim
#2pir Reel by @bz.math - Uma forma diferente de ver porque a área da circunferência é pi*r^2

#calculo #calculo1 #calculo2 #matematica #cálculomental #engineer #engenhariaelét
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@bz.math
Uma forma diferente de ver porque a área da circunferência é pi*r^2 #calculo #calculo1 #calculo2 #matematica #cálculomental #engineer #engenhariaelétrica #engenheira #engenhariaeletrica⚡️ #engenharia_civil #engenhariadeprodução #engenhariadeprodução #física #físicaquântica
#2pir Reel by @electricalmath - A fun proof of the known geometry fact that the circumference of a circle is pi times its diameter, or 2 * pi * r.

I am definitely aware that there a
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@electricalmath
A fun proof of the known geometry fact that the circumference of a circle is pi times its diameter, or 2 * pi * r. I am definitely aware that there are easier methods, like parametrizing the circle or solving the arc length integral in polar coordinates. But the advantage of the method I presented is that it should be easy to follow for someone who hasn’t seen parametric equations before. #math #calculus #integral #geometry #trigonometry #proof
#2pir Reel by @matematicavisual - De círculo para RETÂNGULO? ✨Por que a área do círculo é pi r^2?

Parem de decorar fórmulas sem entender nada! 🤯❌A matemática fica muito mais fácil qu
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@matematicavisual
De círculo para RETÂNGULO? ✨Por que a área do círculo é pi r^2? Parem de decorar fórmulas sem entender nada! 🤯❌A matemática fica muito mais fácil quando você visualiza o processo. Já tinha imaginado que um círculo e um retângulo poderiam ser "a mesma coisa"? Nesse vídeo eu te mostro a origem real do $\pi r^2$. É por isso que eu amo a geometria: ela não mente, ela se transforma! ✨🚀 Manda pro seu amigo que vive sofrendo com as fórmulas de exatas! #matemática #estudos #geometria #enem #dicasdeestudo #exatas #aprendanoreels #curiosidades
#2pir Reel by @flexmaths - Hook: I was today years old when I finally understood the Area of a Circle. 🤯Body: We all spent years in school memorizing A = pi*r^2, but nobody eve
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@flexmaths
Hook: I was today years old when I finally understood the Area of a Circle. 🤯Body: We all spent years in school memorizing A = pi*r^2, but nobody ever showed us the pizza trick. 🍕Watch how slicing a circle into infinite sectors actually creates a rectangle. If the width is pi*r and the height is r... the math just clicks. #math #geometry #pi #stemeducation #visuallearning

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