The type of stock you are refering to is common stock
There are no two whole numbers that multiply to 7. Multiplication is how you get an area on 2D items. 7 is a prime number.
The defined terms in geometry are terms that can be combined either with other defined or undefined terms. When they are combined, another term is generated.
A line segment is a line joining between two points along with all the points between them.
Combining two segments can generate other terms, for example,
combining line segments perpendicularly together will generate a right angle.
That's why line segments are considered defined terms in geometry.
3/9=1/3. To get from 3 to 9, multiply by 3. To maintain the same fraction, also multiply the numerator i.e 1 by 3.