Use these facts to count the approximate area of the unshaded region:
1. (from the table);
2. ;
3. ;
4. (from the table);
5. ;
6. .
Then the approximate area of the unshaded region is .
Answer: correct choice is C.
Answer:
A: 9/40
Step-by-step explanation:
Hopefully this helps!
20^2 = 12^2 + x^2
400 = 144 + x^2
-144 on both sides
256 = x^2
Find square root of 256.
x = 16