1) Spherical mirrors are used by human beings in their daily life.
2) Convex mirrors are used in hospitals, hotels, stores, apartments, roads, ATM's, computer monitors, rare view mirrors in vehicles and also in sun glasses.
3) Whereas concave mirrors are used by ENT specialists, dentists to see inner parts of mouth.
4) Car head lights are used to get parallel beam of light.
5) Solar crackers are also made from concave mirrors. So everywhere we are using these spherical mirrors.
6) So without these spherical mirrors the life of human beings is miserable.