1. Drawing Tangent “Arc”
By Cesar Mendoza

2. Count the number of ARCS
Tutorial – Tangent Arc
Count the number of ARCS

3. Count the number of ARCS
Tutorial – Tangent Arc
R20
Arc “A”
Raduis20
R30
R15
R50 50
Count the number of ARCS

4. Count the number of ARCS
Tutorial – Tangent Arc
Arc “B”
Radsui15
R20
R30
R15
R50 50
Count the number of ARCS

5. Count the number of ARCS
Tutorial – Tangent Arc
R20
R30
R15
Arc “C”
Radius 50
R50 50
Count the number of ARCS

6. Count the number of ARCS
Tutorial – Tangent Arc
Arc “D”
Radius 30
R20
R30
R15
R50 50
Count the number of ARCS

7. Draw the center line 50
Start by making the center line of Arc “A” and Arc “B” with the given distance 50

8. Draw Arc “A” 50
R20 B A
Radius 20

9. Draw Arc “B” 50
R15
R20 B A
Radius 15

10. First is to find the center of Arc “C”
Draw Arc “C”
Center of Arc “C” with Radius 50
Radius 50
R15
R20
Arc “C” B A
First is to find the center of Arc “C”

11. Draw Arc “C” First is to find the center of this Arc “C”
Center of Arc “C” with Radius 50
Radius 50
R15
R20
Arc “C” B A
First is to find the center of this Arc “C”
Calculate the center “X”
Arc “XA = Radius X – Radius A = 50 – 20 = 30
Arc “XB” = Radius X – Radius B = 50 – 15 = 35

12. Draw Arc “XA” First is to find the center of this radius
Center of Arc “C” with Radius 50
Radius 50
R30
R15
R20
Arc “C” B A
First is to find the center of this radius
Calculate the center “X”
Arc “XA = Radius X – Radius A = 50 – 20 = 30
Arc “XB” = Radius X – Radius B = 50 – 15 = 35

13. Draw Arc “XB” First is to find the center of this radius
Center of Arc “C” with Radius 50
Radius 50
R35
R30
R15
R20
Arc “C” B A
First is to find the center of this radius
Calculate the center “X”
Arc “XA = Radius X – Radius A = 50 – 20 = 30
Arc “XB” = Radius X – Radius B = 50 – 15 = 35

14. Draw Arc “C”
Center of Arc “C” with Radius 50
Radius 50
R35
R30
R15
R20
Arc “C” B A
R50
From the intersection of Arc XA and Arc XB you now draw Arc “C”

15. Draw Arc “C”
Center of Arc “C” with Radius 50
Radius 50
Center of Arc “C” with Radius 50
R15
R20
Arc “C” B A
R50
Arc “C”
From the intersection of Arc XA and Arc XB you now draw Arc “C”

16. Draw Arc “D”
Arc “D”
Center of Arc “D” with Radius 30
Radius 30
R15
R20 B A
R50
Locate the center of Arc “D” by Calculating Radius YA and YB

17. Draw Arc “D” Arc “D” Center of Arc “D” with Radius 30 Radius 30 R15

18. Draw Arc “YA” First is to find the center of this radius
Arc “D”
Center of Arc “D” with Radius 30
R50
Radius 30
R15
R20 B A
R50
First is to find the center of this radius
Calculate the center “Y”
Arc “YA = Radius Y + Radius A = = 50
Arc “YB” = Radius Y + Radius B = = 45

19. Draw Arc “YB” First is to find the center of this radius
Arc “D”
Center of Arc “D” with Radius 30
R45
R50
Radius 30
R15
R20 B A
R50
First is to find the center of this radius
Calculate the center “Y”
Arc “YA = Radius Y + Radius A = = 50
Arc “YB” = Radius Y + Radius B = = 45

20. Draw Arc “YB”
Arc “D”
Center of Arc “D” with Radius 30
R45
R50
Radius 30
R15
R20
R30 B A
R50
From the intersection of Arc YA and Arc YB you now draw Arc “D”

21. Draw Arc “YB”
Arc “D”
Center of Arc “D” with Radius 30
Arc “D”
Center of Arc “D” with Radius 30
Radius 30
R15
R20
R30 B A
Radius 30
R50
From the intersection of Arc YA and Arc YB you now draw Arc “D”

22. Make the final line heavy
R15
R20
R30 B A
R50

23. That is quite a Challenge Do it again as a practice.
Finish…Great Job
That is quite a Challenge Do it again as a practice.