... GetDocument();ASSERT_VALID(pDoc);if(!pDoc)return;pDC->Arc (50 ,50 , 150 , 150 ,100 ,50 , 150 ,100); // Draw the 1st (large) circle// Define the bounding rectangle for the 2nd (smaller) circleCRect* pRect = new CRect( 250 ,50 ,300,100);CPoint Start(2 75, 100); ... drawingconst COLORREF BLACK = RGB(0,0,0);const COLORREF RED = RGB( 255 ,0,0);const COLORREF GREEN = RGB(0, 255 ,0);const COLORREF BLUE = RGB(0,0, 255 );Each constant is initialized by RGB(), which is a standard ... at 45 degreesHS_FDIAGONAL Upward hatching from left to right at 45 degreesHS_CROSS Horizontal and vertical crosshatchingHS_DIAGCROSS Crosshatching at 45 degreesSo, to obtain a red, 45- degree...