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Java Mathクラス Math.sqrt

Last updated at Posted at 2020-11-28

#1,平方根の作成方法

➊Math.sqrt

#2,ソースコード

Main.java
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		double x;
		double y;
		double z;

		Scanner scanner = new Scanner(System.in);

		System.out.println("Enter side x : ");
		x = scanner.nextDouble();
		System.out.println("Enter side y : ");
		y = scanner.nextDouble();

		z = Math.sqrt((x * x) + (y * y));
		System.out.println("The hypotenuse is : " + z);

		scanner.close();

	}

}

#Java チュートリアル:clipboard:
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:coffee: Java モニターからの入力 java.util.Scanner : :white_check_mark:here
:coffee: Java GUIからの入力 javax.swing.JOptionPane : :white_check_mark:here
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:coffee: Java 乱数の生成 java.util.Random : :white_check_mark:here
:coffee: Java Stringクラス : :white_check_mark:here
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:coffee: Java オブジェクト(Object Oriented Programming)とコンストラクタ、スコープ(local,global) : :white_check_mark:here

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