From fabfc03a5a3d5cf35d8f21bf7f95aebc6feefb79 Mon Sep 17 00:00:00 2001 From: Japoncio3k Date: Sun, 30 Oct 2022 11:25:03 -0300 Subject: [PATCH 1/2] Added cone class --- Geometry/Cone.js | 25 +++++++++++++++++++++++++ Geometry/Test/Cone.test.js | 11 +++++++++++ 2 files changed, 36 insertions(+) create mode 100644 Geometry/Cone.js create mode 100644 Geometry/Test/Cone.test.js diff --git a/Geometry/Cone.js b/Geometry/Cone.js new file mode 100644 index 0000000000..8f3bd1a160 --- /dev/null +++ b/Geometry/Cone.js @@ -0,0 +1,25 @@ +/** + * This class represents a circular cone and can calculate its volume and perimeter + * https://en.wikipedia.org/wiki/Cone + * @constructor + * @param {number} baseRadius - The radius of the base of the cone. + * @param {number} height - The height of the cone + */ +export default class Cone { + constructor (baseRadius, height) { + this.baseRadius = baseRadius + this.height = height + } + + baseArea = () => { + return Math.pow(this.baseRadius, 2) * Math.PI + } + + volume = () => { + return this.baseArea() * this.height * 1 / 3 + } + + surfaceArea = () => { + return this.baseArea() + Math.PI * this.baseRadius * Math.sqrt(Math.pow(this.baseRadius, 2) + Math.pow(this.height, 2)) + } +} diff --git a/Geometry/Test/Cone.test.js b/Geometry/Test/Cone.test.js new file mode 100644 index 0000000000..3ab0010396 --- /dev/null +++ b/Geometry/Test/Cone.test.js @@ -0,0 +1,11 @@ +import Cone from '../Cone' + +const cone = new Cone(3, 5) + +test('The Volume of a cone with base radius equal to 3 and height equal to 5', () => { + expect(parseFloat(cone.volume().toFixed(2))).toEqual(47.12) +}) + +test('The Surface Area of a cone with base radius equal to 3 and height equal to 5', () => { + expect(parseFloat(cone.surfaceArea().toFixed(2))).toEqual(83.23) +}) From cd813fd15c0511cc95d7bd52a48987698c995ab9 Mon Sep 17 00:00:00 2001 From: Japoncio3k Date: Sun, 30 Oct 2022 11:27:01 -0300 Subject: [PATCH 2/2] fixed comment --- Geometry/Cone.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Geometry/Cone.js b/Geometry/Cone.js index 8f3bd1a160..742a527f41 100644 --- a/Geometry/Cone.js +++ b/Geometry/Cone.js @@ -1,5 +1,5 @@ /** - * This class represents a circular cone and can calculate its volume and perimeter + * This class represents a circular cone and can calculate its volume and surface area * https://en.wikipedia.org/wiki/Cone * @constructor * @param {number} baseRadius - The radius of the base of the cone. pFad - Phonifier reborn

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