Aug 28, 2024 · Given the radius, our task is to find an area of a semi-circle in JavaScript. A semi-circle is a two-dimensional geometric shape that represents half of a circle. The area of a semi …

This JavaScript program demonstrates how to calculate the area of a circle using the radius and the formula for area. By leveraging JavaScript's built-in Math library, this program provides an …

Sep 23, 2017 · function MyArea(myRadius){ var area = Math.pow(myRadius, 2) * Math.PI; alert( "A circle with a " + myRadius + "centimeter radius has an area of " + area + "centimeters. \n" + …

To find area of a circle using javascript, we will be using simple formulae of calculating the area of circle. The formula used is: Area = ? × r² where r is the radius and ? is a constant value pi .

Mar 17, 2025 · In this article, we will see how to calculate the perimeter and area of a circle using JavaScript. The mathematical formula for calculating the perimeter and area of the circle is …

Function finds the area of a circle; The formula should be π (pi) r squared, right? or is it Math.PI? Use π as the constant; The user will enter their first name in a textbox; The user will enter the …

Jan 1, 2022 · **Write a function area that calculates the area of a circle. The function is given the radius of the circle. ** my code is this. let r; let radius=r*r; function area(r){ return …

Sep 4, 2022 · In this example, you will learn how to calculate the area and circumference of a circle using a simple JavaScript program. // Circle radius let radius = 5; // Calc the Area let …

Oct 15, 2021 · Aim: Write a JavaScript program to perform find the area of a circle.

Below are couple of ways to use arrow function but it can be written in many other ways as well. const squaresOfEvenNumbers = numbers.filter(ele => ele % 2 == 0) .map(ele => ele ** 2); …