Select the Polygon Shapes tool, select 5 sided and check the Star box.
52.5% indentation seems pretty close to creating star sides that have
"straight lines" across the star (Red line added for reference)
If you designate a Radius, all stars will be exactly the same size.
Otherwise click and drag to make them the size that you desire.
Before you release the mouse button, hold down the shift key to
If you turn on Snap to Grid, it may help you to place multiple stars in the same
orientation, but I found that this doesn't work as well with stars as it
does with rectangular shapes.