Some of many examples are:-
Finding the circumference of a circle
Finding the area of a circle
Finding the surface area of a sphere
Finding the volume of a sphere
Finding the surface area of a cylinder
Finding the volume of a cylinder
Finding the volume of a cone
Finding the surface area of a cone
Californium is not for everyday uses.
Plutonium has no uses in the everyday life.
You need Pi to find the radius or circumference of a circle and there are many more uses!
money.
Californium has not uses in everyday life.
3.14159265 That Pi? Many people use Pi. I use Pi in my math class.
architect
Finding the area of a circle: pi*radius2 Finding the circumference of a circle: 2*pi*radius or diameter*pi Finding the surface area of a sphere: 4*pi*radius2
bones in your body
To attract pollinators.
Penis
The Ball uses pi and so does the half circle near the goal and the center circle