Answer:

#include <iostream.h>
#include <conio.h>
#include <graphics.h>
#include <math.h>
void main()
{
  int x1,y1,x2,y2,x3,y3,option;
  float tx,ty;
  float sx,sy;
  float deg,th;
  float xt1,yt1,xt2,yt2,xt3,yt3;
  int gdriver = DETECT,gmode;
  initgraph(&gdriver,&gmode,”C:\TC\BGI”);
  cout<<“Enter coordinates of a triangle: “;
  cin>>x1>>y1>>x2>>y2>>x3>>y3;
  line(x1,y1,x2,y2);
  line(x2,y2,x3,y3);
  line(x3,y3,x1,y1);
  cout<<“\nEnter 1 for Translation, 2 for Scaling and 3 for Rotation : “; …