12 • 5 = 60ft.
3 • 2 = 6ft.
60 + 6 = 66ft. squared
It would be the "Necessary and Proper Clause" that establishes many implied powers of Congress, since this allows Congress to do whatever is "necessary and proper" to keep the United States functioning.
An increase in life expectancy
The 15th Amendment to the Constitution granted African American men the right to vote by declaring that the "right of citizens of the United States to vote shall not be denied or abridged by the United States or by any state on account of race, color, or previous condition of servitude."
To give debtors from Britain a fresh start
