Draw a nice honey star shape in this Illustrator tutorial. Learn to draw illustrator rounded corner effect with Divide effect. Have fun!
Select the Star Tool, and draw a star. Copy it to the clipboard by pressing Ctrl+C/Command+C as we will be using it later.
Apply Effect>Stylize>Round Corners. Enter a value in the Radius field. Check the preview to get the amount of rounded effect you like. Expand the shape after that by going Object>Expand Appearance.
Press Ctrl/Command+F to paste the sharp corner star to the front. Select both shape and select Divide in the Pathfinder palette(Window>Pathfinder).
Using Direct Selection Tool, we select the corners the unwanted corners and delete it away to get the final honey star shape.
We can use this method on any shape to achieve the combination of sharp and rounded corners using the Rounded Corners effect. As the shape will break into pieces after you applied the Divide command, you can combine the shape back by selecting all the broken shapes and apply Merge command in the Pathfinder.