Answer to Question #256130 in UNIX/Linux Programming for Kar

Question

1. Write a script to find the are of rectangle. 2. Write a script to find the area of square.

Answer 1

Area of Rectangle = Length x Breadth
#/bin/bash
#Shell Script to find the area of rectangle

echo "Enter the length of the rectangle:"
read length
echo "Enter the breadth of the rectangle:"
read breadth

area=`expr $length \* $breadth`
echo "Area of Rectangle = $area"

2.Write a script to find the area of square

#!/bin/bash
#script to find area of a square based on user input

if [ $# -ne 1 ]
then 
   echo " Usage -$0 x "
   echo " where x is the dimension of the square "
   exit 1
fi
n1=$1
echo " Area of the square is equal to `expr $n1 \* $n1` "