How to draw Shri Yantra in 14 steps

Step-1: Draw inner circle and Triangle-1 with apex down.

Step-2: Draw Triangle-2 with apex up.

Step-3: Draw Triangle-3 with apex down.

Step-4: Draw Triangle-4 with apex up.

Step-5: Draw Triangle-5 with apex up.

Step-6: Draw Triangle-6 with apex up.

Step-7: Draw Triangle-7 with apex down.

Step-8: Draw Triangle-8 with apex down.

Step-9: Draw Triangle-9 with apex down.

Step-10: Draw Bindu or point.

Step-11: Colour the inner part; draw 8 petals and colour them.

Step-12: Draw 16 coloured petals and colour them.

Step-13: Draw 3 circles and colour them.

Step-14: Draw Bhupur and colour it.

Details

Step-1: Inner circle and Triangle-1 with apex down.

1. Draw a circle of approximately 5 centimeters radius.
2. Insert a temporary polygon of 12 sides with corners touching the circle.
3. Mark corners of the polygon and number them from 1 to 12 as in a clock.
4. Draw temporary lines 12-9, 12-3, 6-10 and 6-2.
5. Mark the crossings of the lines as *1 and *2.
6. Draw line 1b-1c through *1 and *2.
7. Join 1a(6 on the circle)  to 1b and 1c.

Step-2: Triangle-2 with apex up.

1. Remove the temporary lines 12-9, 12-3, 6-10 and 6-2 and marks *1 and *2 drawn in step-1.
2. Draw temporary lines 12-8, 12-4, 6-9 and 6-3.
3. Mark the crossings of the lines as *1 and *2.
4. Draw line 2b-2c through *1 and *2.
5. Join 2a(12 on the circle) to 2b and 2c.

Step-3: Triangle-3 with apex down.

1. Remove the temporary lines 12-8, 12-4, 6-9 and 6-3 and marks *1 and *2 drawn in step-2.
2. Remove the temporary polygan and marka from 1 to 12.
3. Draw temporary square with corners touching the circle (S1, S2 ,S3, S4). Line S1-S2 should be parallel to 1b-1c.
4. Draw temporary vertical line from 1a to 2a.
5. Mark the two crossings by side lines of Triangle-2 on line 1b-1c as *1 and *2.
6. Mark the crossing of 1a-2a and S4-S5 as 3a.
7. Draw line from 3a through *1 upto left side line of square (3b).
8. Draw line from 3a through *2 upto right side line of square (3c).
9. Join 3b to 3c.

Step-4: Triangle-4 with apex up.

1. Remove the temporary marks *1 and *2 drawn in step-3.
2. Mark the two crossings by side lines of Triangle-1 on 2b-2c as *1 and *2.
3. Mark the crossing of 1a-2a and S1-S2 as 4a.
4. Draw line from 4a through *1 upto left side of square (4b).
5. Draw line from 4a through *2 upto right side of square (4c).
6. Join 4b to 4c.

Step-5: Triangle-5 with apex up.

1. Remove the temporary marks *1 and *2 drawn in step-4.
2. Mark the two crossings by side lines of Triangle-3 on 2b-2c as *1 and *2.
3. Mark the two crossings by side lines of Triangle-1 on 4b-4c as *3 and *4.
4. Mark the crossing of 1b-1c and 1a-2a as 5a.
5. Draw line from 5a crossing *1 and *3 upto square line (5b).
6. Draw line from 5a crossing *2 and *4 upto square line (5c).
7. Join 5b to 5c.

Step-6: Triangle-6 with apex up.

1. Remove the temporary marks *1, *2, *3, and *4 drawn in step-5.
2. Mark the two crossings by side lines of Triangle-2 and  Triangle-3 on 1b-1c as *1 and *2.
3. Mark the two crossings by side lines of Triangle-1 and  Triangle-4 on 2b-2c as *3 and *4.
4. Draw temporary lines joining *1 to *4 and *2 to *3.
5. Mark the crossing of these temporary lines on side lines of Triangle-3 as 6b and 6c.
6. Mark the crossing of 3b-3c and 1a-2a as 6a.
7. Join 6a to 6b and 6c.

Step-7: Triangle-7 with apex down.

1. Remove the temporary lines joining *1 to *4 and *2 to *3 and marks *1, *2, *3 and *4 drawn in step-6.
2. Mark the two crossings by side lines of Triangle-2 on 3b-3c as *1 and *2.
3. Mark the two crossings by side lines of Triangle-4 on 1b-1c as *3 and *4.
4. Draw line from 7a crossing *1 and *3 upto square line (7b).
5. Draw line from 7a crossing *2 and *4 upto square line (7c).
6. Join 7b to 7c.

Step-8: Triangle-8 with apex down.

1. Remove the temporary square and marks S1, S2 ,S3 and S4.
2. Remove the temporary marks *1, *2, *3, and *4 drawn in step-7.
3. Mark the crossing of 7a-7b  and 6a-6b as *1.
4. Mark the crossing of 6a-6c and 7a-7c as *2.
5. Draw a line through *1 and *2 upto the side lines of  Triangle-4 (line 8b-8c).
6. Mark the crossing of 4b-4c and 1a-2a as 8a.
7. Draw lines from 8a upto 8b and 8c

Step-9: Triangle-9 with apex down.

1. Remove the temporary marks *1, and *2 drawn in step-8.
2. Mark the crossing of 5a-5b  and 7a-7b as *1.
3. Mark the crossing of 5a-5c and 7a-7c as *2.
4. Draw a line through *1 and *2 upto the side lines of  Triangle-6 (line 9b-9c).
5. Mark the crossing of 2b-2c and 1a-2a as 9a.
6. Draw lines from 9a upto 9b and 9c.

Step-10: Bindu or point.

1. Draw Bindu or point in the center of the innermost triangle.
2. Remove all the marks and temporary lines. This is the final lineal shape of 9 triangles and Bindu inside the inner circle of Shri Yantra.

Step-11: Colour the inner part; draw 8 petals and colour them.

1. Insert blue colour in the 43 triangles and red colour in other areas of the inner circle.
2. Draw a circle on outer side of the inner circle.
3. Draw 8 petals between the area of two circles.
4. Insert colours in the petals.

Step-12: Draw 16 coloured petals and colour them.

1. Draw a circle on the outer side.
2. Draw 16 petals between the area of two outer circles.
3. Insert colours in the petals.

Step-13: Draw 3 circles and colour them.

1. Draw 3 circles on the outer side.
2. Insert different colours in the 3 areas of the outer circles.

Step-14: Draw Bhupur and colour it.

1. Make a square close to the outermost circle.
2. Divide each side of square in 5 sections.
3. Draw two more lines and make the shape oh Bhupur with 36 right angle turns in the outermost line.
4. Insert yellow colour in the Bhupur.