Elliptical Ruler is a tool that lets you draw precise ellipses. Combine the Elliptical Ruler and the Wedge brush from the Brush tool to create speech balloons in manga.
Prepare an illustration that needs a speech balloon.
From ①the Ruler tool, select ②Elliptical Ruler.
Drag ① to change the width.
Drag ② to change the position.
Drag ③ to change the height
Drag ④ to change the angle.
Once you have determined where to put the ellipse, open ①the Brush window to select ②Wedge brush.
Draw a circle counterclockwise.
Open ①the Tool Selection window and select ②Flood Fill tool to fill the center.
After filling in, enter text inside using the Text tool to finish your speech balloon.