Draw a circle
Draw a vertical line from the top to the bottom through the center
Draw two diagonal lines from the center down to the lower left and lower right
Keep the lines inside the circle
Erase any extra sketch lines
Darken the final outline
Draw a circle
Draw a vertical line from the top to the bottom through the center
Draw two diagonal lines from the center down to the lower left and lower right
Keep the lines inside the circle
Erase any extra sketch lines
Darken the final outline