Lets add the first door. Use Zoom Window to close in on the right hand door shown here.
Select the Rectangle button and click on the 'End' point at P1 as the 1st rectangle corner. Now using Direct Input type '50' and press (this is the X value), now type ,'-910' and (this is the Y value). The rectangle (our door) is drawn.
Now we will rotate this door. The Rotate command cannot be selected until we have highlighted the entities to rotate. Click and hold the mouse button down at P3 then drag down and right to P4 (a solid line box is drawn as you move the cursor) and release the mouse button. This will have selected all items completely inside the box (the entity handles are displayed) i.e the door we are about to rotate.
Select the Rotate button and the prompt reads:
Give Point To Rotate About:
Select the 'End' point at P5 and the prompt reads:
Give Reference Point To Rotate:
Select the 'End' point at P1 and the prompt reads:
Give Point To Rotate To:
The polar input mode is automatically switched on so drag the cursor to the left until the dimension reads 45° then click to accept.
The entity handles are still displayed so click in free space to release them.