# Program To Calculate Using Math Functions in Java Language Assignment Solution.

## Instructions

Objective
Write a java assignment program to calculate using math functions in java language.

## Requirements and Specifications

Source Code

```import java.util.Scanner; public class App {     public static void main(String[] args) throws Exception {         // Create scanner         Scanner sc = new Scanner(System.in);         // Create variables to hold inputs         double angle;         double speed;         double g;         // Create variables to hold calculations         double speed_mps;         double angle_rad;         double speed_y;         double speed_x;         double upward_t;         double total_t;         double height;         double distance;         // Display header         System.out.println("========= Distance Calculation ========");         // Ask user for angle and speed         System.out.print("Enter angle (deg) and speed (mph): ");         angle = sc.nextDouble();         speed = sc.nextDouble();         // Ask for gravity         System.out.print("Enter gravity (m/s^2): ");         g = sc.nextDouble();         // Now, do calculations         // Let's be sure that the angle is between 0.0 and 90.0         angle = Math.max(0.0, angle);         angle = Math.min(angle, 90.0);         speed_mps = speed*1609.34/3600;         angle_rad = angle*Math.PI/180;         speed_y = speed_mps*Math.sin(angle_rad);         speed_x = speed_mps*Math.cos(angle_rad);         upward_t = speed_y/g;         total_t = 2*upward_t;         height = speed_y*upward_t - 0.5*g*Math.pow(upward_t, 2.0);         distance = speed_x*total_t;         // Now, print         System.out.printf("%25s:%11.4f (%s)\n", "Angle", angle, "deg");         System.out.printf("%25s:%11.4f (%s)\n", "Mph", speed, "m/h");         System.out.printf("%25s:%11.4f (%s)\n", "Gravity", g, "m/s^2");         System.out.printf("%25s:%11.4f (%s)\n", "Speed", speed_mps, "m/s");         System.out.printf("%25s:%11.4f (%s)\n", "Radian", angle_rad, "rad");         System.out.printf("%25s:%11.4f (%s)\n", "Vertical Speed", speed_y, "m/s");         System.out.printf("%25s:%11.4f (%s)\n", "Horizontal Speed", speed_x, "m/s");         System.out.printf("%25s:%11.4f (%s)\n", "Upward Duration", upward_t, "s");         System.out.printf("%25s:%11.4f (%s)\n", "Total Duration", total_t, "s");         System.out.printf("%25s:%11.4f (%s)\n", "Height", height, "m");         System.out.printf("%25s:%11.4f (%s)\n", "Distance", distance, "m");         sc.close();     } }```