Basics of auto cad

1. What you will learn here
1) Introduction to Auto Cad.
2) Cad Display Interface .
3) Discussion on Auto Cad Commands.
4)Drafting of floor Plan In Auto Cad.
5)How to install Auto Cad Software.

2. AUTO CAD DEVELOPED BY AUTODESK COMPANY IN 1982
FOUNDER – JOHN WALKER

13. AUTO CAD USER INTERFACE

14. UNITS CONVERSIONS
100 CM 1M
1000M 1KM
1.67KM 1 MILE
12 INCHES 1 FEET
3 SQ FEET 1Yard( 3.3 square feet)
 48 Sq Yard 1 cent
100cent 1 Acre
1 Inches 2.5 CM
4 Inches 10 CM
6 Inches 15 CM
9 Inches 22.5 CM
12 Inches 30 CM
10 Feet 3 M
1 Sq m 10.76 Sq ft
1 Sq feet 0.093 Sq m
1 Sq Yard 0.836 Sq m 9 Sq ft
1 Gunta / Guntha 101.17 Sq m 1089 Sq ft
1 Cent 40.47 Sq m 435.6 sq ft
1 Acre 4046.86 Sq m 43560 Sq ft 100 Cents 40 Guntas

15. EXAMPLE :- 1

16. EXAMPLE :- 2

17. Project 2D
1) Construction line / infinity line / xline
Short cut -XL
XL ENTER
Horizontal H Enter (Specify location )
Vertical V Enter
Angle A Enter ( specify angle)
Bisect B Enter
Select base point select first reference line specify second reference
line
Offset O Enter
Specify offset distance select line
2) Circle and Circle s method
 center, radius
Center , diameter
2 point method
3 point method
TTR (tangent, tangent, radius)
TTT (tangent, tangent, tangent)

18. Project 2D
Circle C Enter
Radius C Enter
Specify radius of circle
Diameter:-
Circle C Enter
Select centre point
Diameter D Enter
Specify diameter of circle
2 Point Method:-
C Enter
2 po Enter
Select first end point of circle diameter
3 point method:-
C Enter 3p enter
Select first end point
Select second end point
Select third end point