Program
C Program to find and print sum of square of even numbers
#include<stdio.h>
#include<conio.h>
void main()
{
int num, sum=0;
for(num=1; num<=10;num++)
{
if(num%2==0)
sum=sum+num*num;
}
printf("n Sum of square of first 10 even numbers: %d",sum);
getch();
}
Output
sum of first 10 even numbers: 220
Explanation

This program calculates sum of those numbers which produces no remainder after dividing by 2 i.e.
even numbers 
Above program performs addition of square of first 10 even numbers i.e. sum of squares of 2,4,6,8,10