fan shape in a sentence

1. A fan shape would be a decent mimic for the fibres, he decides.

2. It opens into a large fan shape, and the tips of the long feathers have a green, yellow, and blue spot that resembles an eye.

3. Three signatures taken from individuals with Biometric readings of 382, 384 and 386, showed very different fan shapes, although the two from the signatures of the women both showed the seemingly characteristic higher, narrower effect, already associated with women.