Derivation of CSA (Curved Surface Area) and TSA (Total Surface Area ) of a Frustum of Cone

Derivation of CSA (Curved Surface Area) and TSA (Total Surface Area ) of a Frustum of Cone . Surface Areas And Volumes Proof | Derivation of the Volume of the Frustum of a Cone | Most important for Board Exams 2022 Most Important Question for Board Exam from Surface Areas and Volumes 👉👉If you want, You can consider donation through PhonePe No.- 8273007746 to bring even better videos for you people. 🔶We have covered all the questions from NCERT Book, RD Sharma, RS Agarwal, Previous Year's Papers, Most Repeated Questions in Board Exam, Questios from various Sample Papers, Important Questions from different Board Exams also from AMU - Entrance Papers. 🔶Visit our Playlists- ◼️◾Extra Questions (Most Important Questions for Board Exam)◾◼️ 👉https://bit.ly/2JtCBnL Chapter 1: Real Numbers 👉https://bit.ly/3dIG9k2 Chapter 2: Polynomials 👉https://bit.ly/33ZTM9X Chapter 3: Pair of linear Equations in Two Variables 👉https://bit.ly/2UxsZ1R Chapter 4: Quadratic Equations 👉https://bit.ly/3bxIgoW Chapter 5: Arithmetic Progression 👉https://bit.ly/2wR6oEi Chapter 6: Triangles 👉https://bit.ly/2QXb828 Chapter 7: Coordinate Geometry 👉https://bit.ly/2UTybfl Chapter 8: Introduction to Trigonometry 👉https://bit.ly/3ayeZKz Chapter 9: Some Applications of Trigonometry 👉https://bit.ly/2V3RrXJ Chapter 10: Circles 👉https://bit.ly/2xyBLn3 Chapter 11: Constructions 👉https://bit.ly/39wPDLV Chapter 12: Area Related to Circles 👉https://bit.ly/3aywDOs Chapter 13: Surface Areas and Volumes 👉https://bit.ly/3dLOtiK Chapter 14: Statistics 👉https://bit.ly/2w2OZrT Chapter-15: Probability 👉https://rb.gy/9q9dhy . ◾Deepak Rajoria (Maths Teacher) ◾Focus Classes #FocusClasses, #DeepakRajoria, #SurfaceAreasAndVolumes, #Class10Ch13 #class10maths YOUR QUERIES : Frustum Volume and Surface area how to find the volume of a solid made of a hemisphere and a cone how to find the Surface area of a solid made of a hemisphere and a cone hemisphere and a cylinder derivation of the volume of a frustum of the cone most important question from surface areas and Volumes Surface Area of a Cuboid = 2(lb + bh + hl) Surface Area of a cube = 6a2 Surface Area of a cone = πrl Surface Area of a cylinder = 2πrh Total surface area of a cylinder = 2πr(r + h) Total surface area of a cone = πr(r + l) Surface Area of a hemisphere = 2πr2 Surface Area of a hemisphere = 3πr2 Surface Area of a frustum = π(r1+ r2)l Total Surface Area of a frustum = π(r1+ r2)l + πr1^2+ πr2^2 Slant Height of a cone l = √(r2 + h2) Relation between slant height, radius and height of a cone. Surface Area and volume of a hollow cylinder Surface Area and volume of a shell Volume of a frustum of a cone = 1/3 π(r1^2 + r2^2 +r1.r2)h Curved surface area of a frustum of a cone = πl(r1 + r2) Total surface area of frustum of a cone = πl(r1 + r2) + π(r1^2+ r2^2)

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