Good question I’m not sure what it is but I’m sure you can look on google
RC is the diameter. As you can see, it runs across the circle.
I hope this helped you.
Brainliest answer is always appreciated.
A direct variation is a mathematical relationship between two variables that can be expressed by an equation in which one variable is equal to a constant times the other. In other words, a direct variation is where

.
In answer a,

, so it is a direct variation.
In answer c,

, so it is a direct variation.
In answer d,

, so it is a direct variation,
Only answer b is left, which means the answer must be 'b'.
We also know 'b' is the answer because it cannot be expressed as <span>

. Instead, it is expressed as </span>

, which is not the same thing and is therefore not a direct variation.
Hope I helped, and let me know if you have any questions :)
Answer:
- 1/24
Step-by-step explanation:
Keep multiplying by -1/2 to find the 'next' term
1/12 * - 1/2 = - 1/24
The total square footage 2,070 Sq Ft