Hand geometry system
Biometric devices as of 2024 are fingerprint, palm veins, face recognition, DNA, palm print, hand geometry, iris recognition, retina, odor/scent, voice, shape of ears and gait.
all of the shape, surface area is the total length of all edges of the shape
If the shape is a regular polygon or curve there are formula for each shape. If the shape is irregular you will have to measure each piece of the shape's edge and sum all the pieces together.
you times the width by the legnth of the shape
the outside of the shape
how is a persons self-concept shaped
A Flask is curved in order to conform to shape of a persons hip or jacket pocket where they are typically stored.
You could measure the sides of a shape and use trigonometry.
volume
to measure a shape
it represents a persons head in a ball shape!
a square