Chapter 2

 On 1/2/2011, we learn for solving problem

Area of A Circle

ALGORITHM

1. Get the radius of a circle.
2. Calculate the area of circle with 3.14 multiply radius by radius.
3. Display the area of circle.

PSEUDOCODE

1. Read radius.
2. Set the area=3.14*radius*radius
3. Display the area of circle.


#include < iostream.h > // header
Main ( ) // Start body
{ // Open curly bracket
// Declare Variable
float area;
float radius;
// Input 1
COUT <<"Enter radius:">>;
CIN >> radius;
// formula
area=3.14*radius*radius
// output
COUT <<"Answer=" << area;
return 0;
} // close curly bracket
// End body 

P/s = jika berlainan soalan,kena tgok farmula